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Table 5 Thromboprophylaxis in intervention and control groups

From: Strategies to enhance venous thromboprophylaxis in hospitalized medical patients (SENTRY): a pilot cluster randomized trial

  Intervention group, n (%) Control group, n (%) Odds ratio (95% confidence interval), p value
Number of patient charts reviewed 1573 1954  
Eligible patients 1154 (73) 1457 (75)  
Received appropriate prophylaxis strategy 744 (64) 970 (67) 0.80 (0.50, 1.28), p = 0.36
Appropriate receipt of prophylaxis 263 (23) 290 (20) 1.09 (0.39, 3.11), p = 0.86
Appropriate nonreceipt of prophylaxis 481 (42) 680 (47) 0.76 (0.40, 1.44), p = 0.40
Received inappropriate prophylaxis strategy 410 (33) 487 (33) 1.25 (0.78, 1.99), p = 0.36
Error of commission (inappropriate receipt of prophylaxis) 105 (9) 145 (10) 1.01 (0.43, 2.37), p = 0.97
Error of omission (inappropriate nonreceipt of prophylaxis) 305 (26) 342 (23) 1.30 (0.68, 2.50), p = 0.43
  1. All percentages use total number of eligible patients as denominator. All odds ratios compare the specified group to all other eligible patients.