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Davies SM, Geppert J, McClellan M, et al. Refinement of the HCUP Quality Indicators. Rockville (MD): Agency for Healthcare Research and Quality (US); 2001 May. (Technical Reviews, No. 4.)

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Refinement of the HCUP Quality Indicators.

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APPENDIX 7Empirical Evaluation Results Tables

This appendix summarizes the empirical results for each indicator in table format. Indicators are in order according to their unique identifier.

Indicator 1: AAA repair volume
Type: Volume
Definition: Provider level. Number of AAA Procedures Threshold 1: 10/yr, Threshold 2: 32/yr
Procedure volume:   Number of procedures performed per year
# Hosp with >=1 procedures/yrMeanStandard deviation50th percentile90th percentile95th percentile
1995716141683547
1996727141683646
1997717141683452

Procedure share: Share of procedures done at high volume hospitalsShare of hospitals at high volume
Threshold 1Threshold 2Threshold 1Threshold 2
199584.19%43.11%46.09%12.57%
199683.87%42.99%44.43%12.24%
199784.70%41.73%46.44%11.58%

Persistence of high volume: Share of high volume hospitals remaining high volume
Threshold 1Threshold 2
1995-199686.24%81.11%
1996-199787.03%75.86%

Indicator 2: Carotid endarterectomy volume
Type: Volume
Definition: Provider level. Number of Carotid Endarterectomy Procedures Threshold 1: 50/yr, Threshold 2: 101/yr
Procedure volume:   Number of procedures performed per year
# Hosp with >=1 procedures/yrMeanStandard deviation50th percentile90th percentile95th percentile
1995893526032127158
1996904526031.5129169
1997884546432133175

Procedure share: Share of procedures done at high volume hospitalsShare of hospitals at high volume
Threshold 1Threshold 2Threshold 1Threshold 2
199576.08%50.32%35.05%16.35%
199677.77%51.03%36.61%16.70%
199778.71%52.54%37.33%17.08%

Persistence of high volume: Share of high volume hospitals remaining high volume
Threshold 1Threshold 2
1995-199693.53%87.50%
1996-199789.72%87.76%

Indicator 3: CABG volume
Type: Volume
Definition: Provider level. Number of CABG Procedures Threshold 1: 100/yr, Threshold 2: 200/yr
Procedure volume:   Number of procedures performed per year
# Hosp with >=1 procedures/yrMeanStandard deviation50th percentile90th percentile95th percentile
1995304375323280804998
19963073993382938301095
19973074013453018921074

Procedure share: Share of procedures done at high volume hospitalsShare of hospitals at high volume
Threshold 1Threshold 2Threshold 1Threshold 2
199598.03%89.50%86.18%65.13%
199698.28%90.65%87.62%67.75%
199798.30%90.71%87.95%68.08%

Persistence of high volume: Share of high volume hospitals remaining high volume
Threshold 1Threshold 2
1995-199698.85%96.94%
1996-199798.08%97.49%

Indicator 4: Esophageal resection volume
Type: Volume
Definition: Provider level. Number of Esophageal Resection Procedures Threshold 1: 6/yr, Threshold 2: 7/yr
Procedure volume:   Number of procedures performed per year
# Hosp with >=1 procedures/yrMeanStandard deviation50th percentile90th percentile95th percentile
199526523147
199626523146
199723323158

Procedure share: Share of procedures done at high volume hospitalsShare of hospitals at high volume
Threshold 1Threshold 2Threshold 1Threshold 2
199530.43%26.26%6.79%5.28%
199639.51%34.26%8.58%6.43%
199730.85%24.47%5.15%3.43%

Persistence of high volume: Share of high volume hospitals remaining high volume
Threshold 1Threshold 2
1995-199650.00%57.14%
1996-199758.33%60.00%

Indicator 5: Pancreatic resection volume
Type: Volume
Definition: Provider level. Number of Pancreatic Resection Procedures Threshold 1: 10/yr, Threshold 2: 11/yr
Procedure volume:   Number of procedures performed per year
# Hosp with >=1 procedures/yrMeanStandard deviation50th percentile90th percentile95th percentile
199546135258
1996429342510
199745335268

Procedure share: Share of procedures done at high volume hospitalsShare of hospitals at high volume
Threshold 1Threshold 2Threshold 1Threshold 2
199530.22%27.96%4.77%4.12%
199630.25%27.03%5.13%4.19%
199731.58%31.58%4.41%4.41%

Persistence of high volume: Share of high volume hospitals remaining high volume
Threshold 1Threshold 2
1995-199672.73%73.68%
1996-199771.43%82.35%

Indicator 6: Pediatric heart surgery volume
Type: Volume
Definition: Provider level. Number of Pediatric Heart Surgery Procedures Threshold 1: 100/yr, Threshold 2: 100/yr
Procedure volume:   Number of procedures performed per year
# Hosp with >=1 procedures/yrMeanStandard deviation50th percentile90th percentile95th percentile
199513552862145244
199612653902.5149245
199712652912143263

Procedure share: Share of procedures done at high volume hospitalsShare of hospitals at high volume
Threshold 1Threshold 2Threshold 1Threshold 2
1995 72.88% 19.26%
1996 75.52% 20.63%
1997 74.33% 19.05%

Persistence of high volume: Share of high volume hospitals remaining high volume
Threshold 1Threshold 2
1995-1996 84.62%
1996-1997 84.00%

Indicator 7: PTCA volume
Type: Volume
Definition: Provider level. Number of PTCA Procedures Threshold 1: 200/yr, Threshold 2: 400/yr
Procedure volume:   Number of procedures performed per year
# Hosp with >=1 procedures/yrMeanStandard deviation50th percentile90th percentile95th percentile
19953543793672928031066
19963564184003308691157
19973544474283389341290

Procedure share: Share of procedures done at high volume hospitalsShare of hospitals at high volume
Threshold 1Threshold 2Threshold 1Threshold 2
199594.41%72.54%65.82%37.29%
199695.70%77.01%68.82%42.13%
199795.38%79.06%69.21%44.63%

Persistence of high volume: Share of high volume hospitals remaining high volume
Threshold 1Threshold 2
1995-199697.84%98.47%
1996-199797.88%96.53%

Indicator 8: Cesarean section delivery rate
Type: Provider level utilization
Definition: Provider level. Number of cesarean section delivery per 100 deliveries.
Precision: Provider Level Provider Signal
 MeanStd DevStd Dev (1)Share (2)Univariate Ratio (3)MSX R2 (4)
     Unadjusted0.2140.0870.0450.0120.8800.922
     Demographics--0.0450.0120.8820.925
Minimum bias (age-sex): Rank Corr. (1)Absolute Diff (2)High 10% (3)Low 10% (4)Two Decile Diff (5)
     MSX0.9560.0540.7240.7930.026

Indicator 9: Incidental appendectomy among elderly rate
Type: Provider level utilization
Definition: Provider level. Number of incidental appendectomies per 100 patients age 65 years or older undergoing intra-abdominal surgery.
Precision: Provider Level Provider Signal
 MeanStd DevStd Dev (1)Share (2)Univariate Ratio (3)MSX R2 (4)
     Unadjusted0.0270.0350.0190.0150.5540.670
     Demographics--0.0190.0180.5900.689
     APR-DRG--0.0190.0140.5540.673
Minimum bias (APR-DRG): Rank Corr. (1)Absolute Diff (2)High 10% (3)Low 10% (4)Two Decile Diff (5)
     MSX0.9880.0500.8290.9460.003

Indicator 10: Bi-lateral cardiac catheterization rate
Type: Provider level utilization
Definition: Provider level. Number of bilateral cardiac catheterizations per 100 heart catheterizations.
Precision: Provider Level Provider Signal
 MeanStd DevStd Dev (1)Share (2)Univariate Ratio (3)MSX R2 (4)
     Unadjusted0.1930.2000.1630.1470.9440.963
     Demographics--0.1620.1400.9420.961
     APR-DRG--0.1610.1440.9430.962
Minimum bias (APR-DRG): Rank Corr. (1)Absolute Diff (2)High 10% (3)Low 10% (4)Two Decile Diff (5)
     MSX0.9880.0610.7070.9660.002

Indicator 11: Successful vaginal birth after cesarean section (VBAC) rate
Type: Provider level utilization
Definition: Provider level. Number of successful vaginal deliveries per 100 deliveries in women with previous cesarean section.
Precision: Provider Level Provider Signal
 MeanStd DevStd Dev (1)Share (2)Univariate Ratio (3)MSX R2 (4)
     Unadjusted0.3360.1480.1150.0550.8250.889
     Demographics--0.1170.0570.8310.895
Minimum bias (age-sex): Rank Corr. (1)Absolute Diff (2)High 10% (3)Low 10% (4)Two Decile Diff (5)
     MSX0.9950.0310.9310.9430.000

Indicator 12: Laparoscopic cholecystectomy rate
Type: Provider level utilization
Definition: Provider level. Number of laparoscopic cholecystectomies per 100 cholecystectomies (open and laparoscopic) performed.
Precision: Provider Level Provider Signal
 MeanStd DevStd Dev (1)Share (2)Univariate Ratio (3)MSX R2 (4)
     Unadjusted0.6620.1920.1370.0830.8360.893
     Demographics--0.1330.0790.8310.891
Minimum bias (age-sex): Rank Corr. (1)Absolute Diff (2)High 10% (3)Low 10% (4)Two Decile Diff (5)
     MSX0.9660.0390.9380.7880.025

Indicator 13: Coronary artery bypass graft (CABG) rate
Type: Area level utilization
Definition: Area level. Number of CABGs per 100,000 population.
Precision: Provider Level Provider Signal
 MeanStd DevStd Dev (1)Share (2)Univariate Ratio (3)MSX R2 (4)
     Unadjusted0.0018040.0057160.0025080.0021520.9730.974
     Demographics--0.0024860.0021170.9730.973
Minimum bias (age-sex): Rank Corr. (1)Absolute Diff (2)High 10% (3)Low 10% (4)Two Decile Diff (5)
     MSX0.65480.1260.3640.9550.350

Indicator 14: Hysterectomy rate
Type: Area level utilization
Definition: Area level. Number of hysterectomies per 100,000 population.
Precision: Provider Level Provider Signal
 MeanStd DevStd Dev (1)Share (2)Univariate Ratio (3)MSX R2 (4)
     Unadjusted0.0041940.0032330.0018400.0009400.9330.935
     Demographics--0.0018810.0009830.9360.937
Minimum bias (age-sex): Rank Corr. (1)Absolute Diff (2)High 10% (3)Low 10% (4)Two Decile Diff (5)
     MSX0.99640.0300.8180.9090.000

Indicator 15: Laminectomy and/or spinal fusion rate
Type: Area level utilization
Definition: Area level. Number of laminectomies per 100,000 population.
Precision: Provider Level Provider Signal
 MeanStd DevStd Dev (1)Share (2)Univariate Ratio (3)MSX R2 (4)
     Unadjusted0.0013900.0034750.0013280.0010200.9670.967
     Demographics--0.0013200.0010090.9670.967
Minimum bias (age-sex): Rank Corr. (1)Absolute Diff (2)High 10% (3)Low 10% (4)Two Decile Diff (5)
     MSX0.93330.0630.3180.9550.074

Indicator 16: Percutaneous transluminal coronary angioplasty (PTCA) rate
Type: Area level utilization
Definition: Area level. Number of PTCAs per 100,000 population.
Precision: Provider Level Provider Signal
 MeanStd DevStd Dev (1)Share (2)Univariate Ratio (3)MSX R2 (4)
     Unadjusted0.0019080.0045560.0027800.0021630.9730.974
     Demographics--0.0027500.0021200.9730.973
Minimum bias (age-sex): Rank Corr. (1)Absolute Diff (2)High 10% (3)Low 10% (4)Two Decile Diff (5)
     MSX0.67120.1040.3640.9550.355

Indicator 17: Dehydration admission rate
Type: Avoidable hospitalization/ Ambulatory Care Sensitive Condition (ACSC)
Definition: Area level. Number of admissions for dehydration per 100,000 population.
Precision: Provider Level Provider Signal
 MeanStd DevStd Dev (1)Share (2)Univariate Ratio (3)MSX R2 (4)
     Unadjusted0.0013990.0010320.0004840.0002160.9000.903
     Demographics--0.0004460.0001840.8850.889
Minimum bias (age-sex): Rank Corr. (1)Absolute Diff (2)High 10% (3)Low 10% (4)Two Decile Diff (5)
     MSX0.95720.0920.8180.9090.046

Indicator 18: Bacterial pneumonia admission rate
Type: Avoidable hospitalization/ Ambulatory Care Sensitive Condition (ACSC)
Definition: Area level. Number of admissions for bacterial pneumonia per 100,000 population.
Precision: Provider Level Provider Signal
 MeanStd DevStd Dev (1)Share (2)Univariate Ratio (3)MSX R2 (4)
     Unadjusted0.0039560.0020850.0009710.0003430.9320.933
     Demographics--0.0009480.0003260.9290.931
Minimum bias (age-sex): Rank Corr. (1)Absolute Diff (2)High 10% (3)Low 10% (4)Two Decile Diff (5)
     MSX0.92340.1110.6820.9090.097

Indicator 19: Urinary infection admission rate
Type: Avoidable hospitalization/ Ambulatory Care Sensitive Condition (ACSC)
Definition: Area level. Number of admissions for urinary infection per 100,000 population.
Precision: Provider Level Provider Signal
 MeanStd DevStd Dev (1)Share (2)Univariate Ratio (3)MSX R2 (4)
     Unadjusted0.0014510.0008950.0003950.0001340.8540.859
     Demographics--0.0003860.0001280.8490.854
Minimum bias (age-sex): Rank Corr. (1)Absolute Diff (2)High 10% (3)Low 10% (4)Two Decile Diff (5)
     MSX0.91430.1150.6820.9090.088

Indicator 20: Perforated appendix admission rate
Type: Avoidable hospitalization/ Ambulatory Care Sensitive Condition (ACSC)
Definition: Area level. Number of admissions for perforated appendix per 100 admissions for appendicitis within an area.
Precision: Provider Level Provider Signal
 MeanStd DevStd Dev (1)Share (2)Univariate Ratio (3)MSX R2 (4)
     Unadjusted0.3327400.1440970.0321170.0046040.3080.436
     Demographics--0.0275290.0033870.2650.394
Minimum bias (age-sex): Rank Corr. (1)Absolute Diff (2)High 10% (3)Low 10% (4)Two Decile Diff (5)
     MSX0.96870.0200.9000.8500.025

Indicator 21: Angina (without procedure) admission rate
Type: Avoidable hospitalization/ Ambulatory Care Sensitive Condition (ACSC)
Definition: Area level. Number of admissions for angina (without procedure) per 100,000 population.
Precision: Provider Level Provider Signal
 MeanStd DevStd Dev (1)Share (2)Univariate Ratio (3)MSX R2 (4)
     Unadjusted0.0016600.0013570.0006390.0003920.9210.923
     Demographics--0.0006140.0003620.9160.919
Minimum bias (age-sex): Rank Corr. (1)Absolute Diff (2)High 10% (3)Low 10% (4)Two Decile Diff (5)
     MSX0.96770.1060.6360.9090.032

Indicator 22: Adult asthma admission rate.
Type: Avoidable hospitalization/ Ambulatory Care Sensitive Condition (ACSC)
Definition: Area level. Number of admissions for adult asthma per 100,000 population.
Precision: Provider Level Provider Signal
 MeanStd DevStd Dev (1)Share (2)Univariate Ratio (3)MSX R2 (4)
     Unadjusted0.0010790.0008170.0004430.0001580.8400.846
     Demographics--0.0004350.0001530.8360.842
Minimum bias (age-sex): Rank Corr. (1)Absolute Diff (2)High 10% (3)Low 10% (4)Two Decile Diff (5)
     MSX0.98790.0380.8640.9550.000

Indicator 23: Chronic obstructive pulmonary disease (COPD) admission rate
Type: Avoidable hospitalization/ Ambulatory Care Sensitive Condition (ACSC)
Definition: Area level. Number of admissions for COPD per 100,000 population.
Precision: Provider Level Provider Signal
 MeanStd DevStd Dev (1)Share (2)Univariate Ratio (3)MSX R2 (4)
     Unadjusted0.0032400.0020380.0011530.0006460.9500.950
     Demographics--0.0009860.0004720.9340.935
Minimum bias (age-sex): Rank Corr. (1)Absolute Diff (2)High 10% (3)Low 10% (4)Two Decile Diff (5)
     MSX0.93330.1350.6820.8640.069

Indicator 24: Congestive heart failure admission rate
Type: Avoidable hospitalization/ Ambulatory Care Sensitive Condition (ACSC)
Definition: Area level. Number of admissions for CHF per 100,000 population.
Precision: Provider Level Provider Signal
 MeanStd DevStd Dev (1)Share (2)Univariate Ratio (3)MSX R2 (4)
     Unadjusted0.0052100.0028650.0017720.0007080.9540.954
     Demographics--0.0014040.0004440.9300.932
Minimum bias (age-sex): Rank Corr. (1)Absolute Diff (2)High 10% (3)Low 10% (4)Two Decile Diff (5)
     MSX0.85770.1960.5450.8180.166

Indicator 25: Diabetes - short term complications admissions rate
Type: Avoidable hospitalization/ Ambulatory Care Sensitive Condition (ACSC)
Definition: Area level. Number of admissions for diabetes short term complications (uncontrolled diabetes, DKA, hyperosmolarity, and coma) per 100,000 population.
Precision: Provider Level Provider Signal
 MeanStd DevStd Dev (1)Share (2)Univariate Ratio (3)MSX R2 (4)
     Unadjusted0.0003600.0002460.0000920.0000220.5180.543
     Demographics--0.0000920.0000220.5170.543
Minimum bias (age-sex): Rank Corr. (1)Absolute Diff (2)High 10% (3)Low 10% (4)Two Decile Diff (5)
     MSX0.99510.0061.0001.0000.005

Indicator 26: Uncontrolled diabetes
Type: Avoidable hospitalization/ Ambulatory Care Sensitive Condition (ACSC)
Definition: Area level. Number of admissions for uncontrolled diabetes per 100,000 population.
Precision: Provider Level Provider Signal
 MeanStd DevStd Dev (1)Share (2)Univariate Ratio (3)MSX R2 (4)
     Unadjusted0.0003470.0002810.0001520.0000780.7350.751
     Demographics--0.0001470.0000740.7260.742
Minimum bias (age-sex): Rank Corr. (1)Absolute Diff (2)High 10% (3)Low 10% (4)Two Decile Diff (5)
     MSX0.97640.0790.7730.9090.023

Indicator 27: Diabetes - long-term complications admission rate
Type: Avoidable hospitalization/ Ambulatory Care Sensitive Condition (ACSC)
Definition: Area level. Number of admissions for diabetes long-term complications (neurological, circulatory, eye, kidney, NOS), per 100,000 population.
Precision: Provider Level Provider Signal
 MeanStd DevStd Dev (1)Share (2)Univariate Ratio (3)MSX R2 (4)
     Unadjusted0.0008080.0005810.0002650.0000770.7410.752
     Demographics--0.0002790.0000850.7560.766
Minimum bias (age-sex): Rank Corr. (1)Absolute Diff (2)High 10% (3)Low 10% (4)Two Decile Diff (5)
     MSX0.92640.1240.7270.9090.083

Indicator 28: Hypertension admission rate
Type: Avoidable hospitalization/ Ambulatory Care Sensitive Condition (ACSC)
Definition: Area level. Number of admissions for hypertension per 100,000 population.
Precision: Provider Level Provider Signal
 MeanStd DevStd Dev (1)Share (2)Univariate Ratio (3)MSX R2 (4)
     Unadjusted0.0003710.0003220.0001420.0000660.7160.728
     Demographics--0.0001380.0000600.6990.712
Minimum bias (age-sex): Rank Corr. (1)Absolute Diff (2)High 10% (3)Low 10% (4)Two Decile Diff (5)
     MSX0.96310.0910.7271.0000.032

Indicator 29: Lower extremity amputation in diabetics admission rate
Type: Avoidable hospitalization/ Ambulatory Care Sensitive Condition (ACSC)
Definition: Area level. Number of admissions for lower extremity amputation and diagnosis code for diabetes per 100,000 population.
Precision: Provider Level Provider Signal
 MeanStd DevStd Dev (1)Share (2)Univariate Ratio (3)MSX R2 (4)
     Unadjusted0.0003050.0004270.0001460.0000640.7060.722
     Demographics--0.0001370.0000570.6850.702
Minimum bias (age-sex): Rank Corr. (1)Absolute Diff (2)High 10% (3)Low 10% (4)Two Decile Diff (5)
     MSX0.91920.1310.5910.9090.074

Indicator 30: Low birth weight rate
Type: Avoidable hospitalization/ Ambulatory Care Sensitive Condition (ACSC)
Definition: Area level. Number of infants with a birth weight of under 2500 grams per 100 births within area.
Precision: Provider Level Provider Signal
 MeanStd DevStd Dev (1)Share (2)Univariate Ratio (3)MSX R2 (4)
     Unadjusted0.0391080.0231350.0118320.0027200.6710.812
     Demographics--0.0118360.0027220.6710.812
Minimum bias: Rank Corr. (1)Absolute Diff (2)High 10% (3)Low 10% (4)Two Decile Diff (5)
     MSXNANANANANA

Indicator 31: Pediatric asthma admission rate
Type: Avoidable hospitalization/ Ambulatory Care Sensitive Condition (ACSC)
Definition: Area level. Number of admissions for asthma in patients age 18 years and younger per 100,000 population.
Precision: Provider Level Provider Signal
 MeanStd DevStd Dev (1)Share (2)Univariate Ratio (3)MSX R2 (4)
     Unadjusted0.0015410.0014390.0011370.0005140.8530.858
     Demographics--0.0011290.0005060.8510.856
Minimum bias (age-sex): Rank Corr. (1)Absolute Diff (2)High 10% (3)Low 10% (4)Two Decile Diff (5)
     MSX0.99380.0531.0000.9550.000

Indicator 32: Pediatric gastroenteritis admission rate
Type: Avoidable hospitalization/ Ambulatory Care Sensitive Condition (ACSC)
Definition: Area level. Number of admissions for gastroenteritis in patients age 18 years and younger per 100,000 population.
Precision: Provider Level Provider Signal
 MeanStd DevStd Dev (1)Share (2)Univariate Ratio (3)MSX R2 (4)
     Unadjusted0.0009850.0010120.0005350.0002910.7780.788
     Demographics--0.0005370.0002930.7780.788
Minimum bias (age-sex): Rank Corr. (1)Absolute Diff (2)High 10% (3)Low 10% (4)Two Decile Diff (5)
     MSX0.99530.0550.9091.0000.000

Indicator 33: Acute myocardial infarction (AMI) mortality rate
Type: In-patient mortality
Definition: Provider level. Number of deaths per 100 patients with diagnosis of AMI.
Precision: Provider Level Provider Signal
 MeanStd DevStd Dev (1)Share (2)Univariate Ratio (3)MSX R2 (4)
     Unadjusted0.2440.1610.0780.0430.7180.826
     Demographics--0.0610.0230.6170.756
     APR-DRG--0.0340.0080.4280.590
Minimum bias (APR-DRG): Rank Corr. (1)Absolute Diff (2)High 10% (3)Low 10% (4)Two Decile Diff (5)
     MSX0.7470.3240.3630.6730.290

Indicator 34: Congestive heart failure (CHF) mortality rate
Type: In-patient mortality
Definition: Provider level. Number of deaths per 100 patients with diagnosis of CHF.
Precision: Provider Level Provider Signal
 MeanStd DevStd Dev (1)Share (2)Univariate Ratio (3)MSX R2 (4)
     Unadjusted0.0750.0950.0250.0100.5980.750
     Demographics--0.0210.0070.5050.696
     APR-DRG--0.0210.0070.5350.697
Minimum bias (APR-DRG): Rank Corr. (1)Absolute Diff (2)High 10% (3)Low 10% (4)Two Decile Diff (5)
     MSX0.7940.1370.3980.7290.235

Indicator 35: Gastrointestinal (GI) hemorrhage mortality rate
Type: In-patient mortality
Definition: Provider level. Number of deaths per 100 patients with diagnosis of GI hemorrhage.
Precision: Provider Level Provider Signal
 MeanStd DevStd Dev (1)Share (2)Univariate Ratio (3)MSX R2 (4)
     Unadjusted0.0460.0570.0160.0060.3230.589
     Demographics--0.0130.0030.2240.607
     APR-DRG--0.0110.0030.2020.555
Minimum bias (APR-DRG): Rank Corr. (1)Absolute Diff (2)High 10% (3)Low 10% (4)Two Decile Diff (5)
     MSX0.8030.1050.5040.6780.229

Indicator 36: Hip fracture mortality rate
Type: In-patient mortality
Definition: Provider level. Number of deaths per 100 patients with diagnosis of hip fracture.
Precision: Provider Level Provider Signal
 MeanStd DevStd Dev (1)Share (2)Univariate Ratio (3)MSX R2 (4)
     Unadjusted0.1440.1600.0790.0620.5440.670
     Demographics--0.0720.0480.4760.635
     APR-DRG--0.0780.0600.5430.653
Minimum bias (APR-DRG): Rank Corr. (1)Absolute Diff (2)High 10% (3)Low 10% (4)Two Decile Diff (5)
     MSX0.8800.2250.5560.7880.151

Indicator 37: Pneumonia mortality rate
Type: In-patient mortality
Definition: Provider level. Number of deaths per 100 patients with diagnosis of pneumonia.
Precision: Provider Level Provider Signal
 MeanStd DevStd Dev (1)Share (2)Univariate Ratio (3)MSX R2 (4)
     Unadjusted0.1380.1020.0520.0220.7440.850
     Demographics--0.0450.0150.6750.822
     APR-DRG--0.0370.0120.6290.781
Minimum bias (APR-DRG): Rank Corr. (1)Absolute Diff (2)High 10% (3)Low 10% (4)Two Decile Diff (5)
     MSX0.5960.2190.3060.6030.408

Indicator 38: Acute stroke mortality rate
Type: In-patient mortality
Definition: Provider level. Number of deaths per 100 patients with diagnosis of stroke (not TIA).
Precision: Provider Level Provider Signal
 MeanStd DevStd Dev (1)Share (2)Univariate Ratio (3)MSX R2 (4)
     Unadjusted0.2130.1370.0700.0290.6260.756
     Demographics--0.0670.0250.5890.738
     APR-DRG--0.0530.0170.5190.707
Minimum bias (APR-DRG): Rank Corr. (1)Absolute Diff (2)High 10% (3)Low 10% (4)Two Decile Diff (5)
     MSX0.8030.1310.6380.6290.244

Indicator 39: Abdominal aortic aneurysm repair mortality rate
Type: Post-procedural mortality
Definition: Provider level. Number of deaths per 100 patients having undergone AAA repair.
Precision: Provider Level Provider Signal
 MeanStd DevStd Dev (1)Share (2)Univariate Ratio (3)MSX R2 (4)
     Unadjusted0.2150.2680.0850.0600.4230.540
     Demographics--0.0670.0350.0370.571
     APR-DRG--NANANANA
Minimum bias (age-sex): Rank Corr. (1)Absolute Diff (2)High 10% (3)Low 10% (4)Two Decile Diff (5)
     MSX0.8900.2340.7080.6460.141

Indicator 40: Coronary artery bypass graft (CABG) mortality rate
Type: Post-procedural mortality
Definition: Provider level. Number of deaths per 100 patients having undergone CABG.
Precision: Provider Level Provider Signal
 MeanStd DevStd Dev (1)Share (2)Univariate Ratio (3)MSX R2 (4)
     Unadjusted0.0510.0620.0170.0070.6110.726
     Demographics--0.0160.0060.5520.727
     APR-DRG--0.0140.0050.5450.698
Minimum bias (APR-DRG): Rank Corr. (1)Absolute Diff (2)High 10% (3)Low 10% (4)Two Decile Diff (5)
     MSX0.7430.1520.4140.6550.301

Indicator 41: Craniotomy mortality rate
Type: Post-procedural mortality
Definition: Provider level. Number of deaths per 100 patients having undergone craniotomy.
Precision: Provider Level Provider Signal
 MeanStd DevStd Dev (1)Share (2)Univariate Ratio (3)MSX R2 (4)
     Unadjusted0.1620.1850.0840.0710.5890.719
     Demographics--0.0770.0540.5270.704
     APR-DRG--0.0370.0150.2890.490
Minimum bias (APR-DRG): Rank Corr. (1)Absolute Diff (2)High 10% (3)Low 10% (4)Two Decile Diff (5)
     MSX0.7860.3380.2960.6110.274

Indicator 42: Esophageal resection mortality rate
Type: Post-procedural mortality
Definition: Provider level. Number of deaths per 100 patients having undergone esophageal resection for cancer.
Precision: Provider Level Provider Signal
 MeanStd DevStd Dev (1)Share (2)Univariate Ratio (3)MSX R2 (4)
     Unadjusted0.2020.3660.0430.0260.1200.353
     Demographics--0.0240.0080.0890.210
     APR-DRG--NANANANA
Minimum bias (age-sex): Rank Corr. (1)Absolute Diff (2)High 10% (3)Low 10% (4)Two Decile Diff (5)
     MSX0.8580.1680.6671.0000.095

Indicator 43: Hip replacement mortality rate
Type: Post-procedural mortality
Definition: Provider level. Number of deaths per 100 patients having undergone total or partial hip arthroplasty.
Precision: Provider Level Provider Signal
 MeanStd DevStd Dev (1)Share (2)Univariate Ratio (3)MSX R2 (4)
     Unadjusted0.0120.0570.0130.0290.3390.346
     Demographics--0.0120.0210.2020.218
     APR-DRG--0.0090.0120.2000.216
Minimum bias: Rank Corr. (1)Absolute Diff (2)High 10% (3)Low 10% (4)Two Decile Diff (5)
     MSX0.6420.4890.2780.7080.361

Indicator 44: Pancreatic resection mortality rate
Type: Post-procedural mortality
Definition: Provider level. Number of deaths per 100 patients having undergone pancreatic resection for cancer.
Precision: Provider Level Provider Signal
 MeanStd DevStd Dev (1)Share (2)Univariate Ratio (3)MSX R2 (4)
     Unadjusted0.1540.3130.0790.0840.3150.359
     Demographics--0.0420.0320.1650.347
     APR-DRG--NANANANA
Minimum bias (age-sex): Rank Corr. (1)Absolute Diff (2)High 10% (3)Low 10% (4)Two Decile Diff (5)
     MSX0.5400.4190.7140.2860.381

Indicator 45: Pediatric heart surgery mortality rate
Type: Post-procedural mortality
Definition: Provider level. Number of deaths per 100 patients age 18 and under having undergone heart surgery.
Precision: Provider Level Provider Signal
 MeanStd DevStd Dev (1)Share (2)Univariate Ratio (3)MSX R2 (4)
     Unadjusted0.0720.1700.0220.0080.3570.496
     Demographics--0.0170.0050.2630.430
     APR-DRG--0.0150.0030.2220.379
Minimum bias (APR-DRG): Rank Corr. (1)Absolute Diff (2)High 10% (3)Low 10% (4)Two Decile Diff (5)
     MSX0.6740.1280.1670.6670.351

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