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Table 3 Comparison of clinical variables to correctness of predictions

From: How good is our diagnostic intuition? Clinician prediction of bacteremia in critically ill children

Clinical variables Correctly predict negative blood culture n (%) Incorrectly predict negative blood culture n (%) OR (95% CI) p-value
Afebrile 114 6   
Febrile 127 (61%) 3 (33%) 2.23 (0.60, 8.22) 0.229
Normothermia 189 4   
Hypothermia 52 (22%) 5 (56%) 0.22 (0.03, 1.64) 0.139
Normotension 170 5   
Hypotension 63 (27%) 4 (44%) 0.46 (0.04, 5.17) 0.532
Normal WBC count 88 4   
Abnormal WBC count 85 (49%) 5 (56%) 0.77 (0.09, 6.33) 0.81
No bandemia 81 0   
Bandemia 46 (36%) 0   
Normal Plt count 103 8   
Thrombocytopenia 70 (40%) 1 (11%) 5.44 (0.50, 58.88) 0.164
Normal CRP 28 1   
Abnormal CRP 66 (70%) 6 (86%) 0.39 (0.03, 5.83) 0.497
Normal lactate 51 4   
Lactemia 21 (29%) 0 (0%)   
Normal pH 49 7   
Acidosis 81 (62%) 2 (22%) 5.79 (0.72, 46.63) 0.099
Normal HCO3 107 9   
Low HCO3 23 (18%) 0 (0%)   
No base deficit 74 8   
Base deficit 60 (45%) 1 (11%) 6.49 (0.60, 70.65) 0.125
  1. Results of logistic regression analysis comparing clinical variables to correctness of negative provider predictions of culture results. Abbreviations: WBC white blood cell count, Plt platelet, CRP C-reactive protein, HCO3 serum bicarbonate, n number of observations, CI confidence interval