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Table 2 Comparison of clinical variables to predictions

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

Clinical variables Predict negative blood culture (n) Predict positive blood culture (n) OR (95% CI) p-value
Afebrile 120 78   
Febrile 130 (52%) 70 (47%) 0.83 (0.356, 1.927) p = 0.662
Normothermia 193 126   
Hypothermia 57 (22%) 18 (13%) 0.48 (0.228, 1.027) p = 0.059
Normotension 175 83   
Hypotension 67 28% 40 (33%) 1.26 (0.477, 3.322) p = 0.642
Normal WBC count 92 63   
Abnormal WBC count 90 (49%) 68 (52%) 1.10 (0.419, 2.904) p = 0.842
No bandemia 81 23   
Bandemia 46 (36%) 58 (72%) 4.44 (1.970, 10.009) p < 0.001
Normal Plt count 111 62   
Thrombocytopenia 71 (39%) 69 (53%) 1.74 (0.792, 3.821) p = 0.168
Normal CRP 29 3   
Abnormal CRP 72 (71%) 65 (96%) 8.73 (2.581, 29.501) p = 0.001
Normal lactate 55 25   
Lactemia 21 (28%) 40 (62%) 4.19 (1.383, 12.699) p = 0.011
Normal pH 56 43   
Acidosis 83 (60%) 59 (58%) 0.93 (0.421, 2.037) p = 0.848
Normal HCO3 116 78   
Low HCO3 23 (17%) 24 (24%) 1.55 (0.468, 5.141) p = 0.472
No base deficit 82 51   
Base deficit 61 (43%) 50 (50%) 1.32 (0.519, 3.349) p = 0.562
  1. Results of unadjusted logistic regression analysis comparing clinical variables to provider predictions of culture results. Abbreviations: WBC white blood cell count, Plt platelet, CRP C-reactive protein, HCO3 serum bicarbonate, CI confidence interval