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Table 2 Infectious symptoms and signs, investigations

From: Effect of inpatient antibiotic treatment among older adults with delirium found with a positive urinalysis: a health record review

 

All patients (N = 150)

Given antibiotics (N = 129)

Not given antibiotics (N = 21)

Indications for antibiotics

93 (62%)

90 (70%)

3 (14%)

 UTI symptoms

38 (25%)

36 (28%)

2 (10%)

 Reported fever

29 (19%)

29 (23%)

0

 ED-measured fever

7 (5%)

7 (5%)

0

 Non-UTI diagnosis warranting antibiotic treatment

76 (51%)

75 (58%)

1 (5%)

Asymptomatic

57 (38%)

39 (30%)

18 (86%)

Urinalysis POCT performed

73 (49%)

62 (48%)

11 (52%)

Urinalysis by laboratory performed

134 (89%)

115 (89%)

19 (91%)

Urinalysis result

 Nitrite positive

47 (31%)

43 (33%)

4 (19%)

 Leukocyte positive

147 (98%)

127 (98%)

20 (95%)

 Blood positive

114 (76%)

101 (78%)

13 (62%)

Urine culture performed

127 (85%)

113 (88%)

14 (67%)

 Positive

63 (42%)

61 (47%)

2 (10%)

Blood culture performed

96 (64%)

92 (71%)

4 (19%)

 Positive

26 (17%)

26 (20%)

0

Culture positive UTI

28 (19%)

28 (22%)

0

Culture positive ASB

35 (26%)

33 (28%)

2 (13%)

  1. UTI  Urinary Tract Infection; POCT  Point of Care Test; ED-measured fever = temperature 38.0 or higher; Asymptomatic = No UTI symptoms, fever, or other infectious diagnoses; Culture positive UTI = positive urine culture with UTI symptoms or fever; Culture positive ASB = positive urine culture without UTI symptoms or fever