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 |