TABLE 2

Urinalysis Results in Infants With Bacteremic UTI and Infants With Negative Urine Cultures

Urinalysis ComponentBacteremic UTINegative Urine Culture
Leukocyte esterase, total n210115
 Negative5 (2.4)108 (93.9)
 Trace, small, or 1+18 (8.6)6 (5.2)
 Moderate, positive, or 2+74 (35.2)0 (0)
 Large or 3+113 (53.8)1 (0.9)
Nitrites, total n243115
 Negative147 (60.5)115 (100)
 Positive96 (39.5)0 (0)
WBC/HPF, total n223115
 0–39 (4)105 (91.3)
 4–1034 (15.3)7 (6.1)
 11–2034 (15.3)1 (0.9)
 21–5035 (15.7)2 (1.7)
 >50111 (49.8)0 (0)
WBC, dip only, total n13
 Negative1 (7.7)
 Small1 (7.7)
 Moderate6 (46.2)
 Large5 (38.5)
Bacteria, total n200115
 None16 (8)76 (66.1)
 Few, occasional, rare, small, trace, or 1+58 (29)31 (37)
 Moderate, present, or 2+60 (30)7 (6.1)
 Many or 3–4+66 (33)1 (0.9)
  • Unless otherwise noted, results are shown as n (%). —, non-applicable.