TABLE 1.3Summary of abnormal chest radiographs and changes in clinical management or postoperative complications in study populations according to study quality indicators

QUALITY INDICATOR% ABNORMAL TEST (Number of Studies)% CHANGE IN CLINICAL MANAGEMENT (Number of Studies)% POSTOPERATIVE COMPLICATIONS (Number of Studies)
Mean*MaximumMinimumMean*MaximumMinimumMean*MaximumMinimum
P C12.0 (542.66.02.2 (4)4.000 (3)0.10
P N35.5 (6)57.54.82.6 (4)5.10.313.1 (4)34.05.0
R C21.9 (11)60.19.66.9 (8)13.30.20.4 (3)5.01.2
R N14.8 (15)64.70.30.9 (10)2.400.3 (5)8.80

P = prospective data collection; R = retrospective data collection; C = consecutive recruitment of patients; N = nonconsecutive recruitment of patients;

*

weighted means were produced to reflect the different numbers of patients in each study. It was not possible to produce a distributional statistic reflecting this weight.

From: Appendix 1, Results of a Systematic Review of the Literature for Routine Preoperative Testing

Cover of Preoperative Tests
Preoperative Tests: The Use of Routine Preoperative Tests for Elective Surgery.
NICE Clinical Guidelines, No. 3.
National Collaborating Centre for Acute Care (UK).
Copyright © 2003, National Collaborating Centre for Acute Care.

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