Table 17Differences in outcomes rates (%) in quartiles of total nursing hours/patient day distribution (pooled analysis)

QuartilesOutcomesDifference in Rate, %Standard Errorp Value for the AssociationConsistency
1 vs. 2Falls0.760.220.02Yes
1 vs. 3Falls0.590.100.002
1 vs. 2Nosocomial infection7.241.970.01No
2 vs. 3Pressure ulcers1.137.330.89No
Surgical patients
2 vs. 3Failure to rescue3.220.680.001Yes
2 vs. 3Surgical wound infection0.290.050.00Yes
2 vs. 3Gastrointestinal bleeding0.810.190.002Yes
2 vs. 3Shock0.680.160.001Yes
2 vs. 3Pulmonary failure2.170.500.001Yes
2 vs. 3Thrombosis0.420.100.002Yes
2 vs. 3Falls0.361.510.83Yes
2 vs. 3Urinary tract infection4.100.850.000Yes
0 vs. 2Hospital acquired pneumonia4.3997.600.97Yes
2 vs. 3Hospital acquired pneumonia2.010.530.003
2 vs. 3Sepsis1.300.240.000Yes
2 vs. 3Pressure ulcers2.310.31<.0001Yes
Medical patients
2 vs. 3Gastrointestinal bleeding0.510.06<.0001Yes
2 vs. 3Shock0.360.04<.0001Yes
2 vs. 3Thrombosis0.170.030.000Yes
1 vs. 3Falls7.621.55<.0001No
2 vs. 3Falls5.901.630.001
2 vs. 3Urinary tract infection2.490.19<.0001Yes
2 vs. 3Hospital acquired pneumonia1.350.15<.0001Yes

From: 3, Results

Cover of Nurse Staffing and Quality of Patient Care
Nurse Staffing and Quality of Patient Care.
Evidence Reports/Technology Assessments, No. 151.
Kane RL, Shamliyan T, Mueller C, et al.

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