Table 2 Diagnostic utility of symptoms and signs for bacteremic UTI
Sensitivity % (95% CI) | Specificity % (95% CI) | PLR (95% CI) | NLR (95% CI) | |
|---|---|---|---|---|
Urinary symptoms | ||||
Dysuria | 22 (18–27) | 93 (88–96) | 3.0 (1.7–5.4) | 0.84 (0.78–0.90) |
Urinary urgency | 7 (4–10) | 97 (94–99) | 2.4 (0.9–6.3) | 0.96 (0.92–1.00) |
Urinary frequency | 22 (17–27) | 97 (94–99) | 7.6 (3.1–18.7) | 0.81 (0.76–0.86) |
Gross hematuria | 5 (3–8) | 99 (96–100) | 4.4 (1.0–19.1) | 0.96 (0.93–0.99) |
Flank pain | 18 (14–23) | 94 (89–97) | 3.0 (1.6–5.5) | 0.87 (0.81–0.93) |
Suprapubic abdominal pain | 15 (11–20) | 96 (91–98) | 3.4 (1.6–7.0) | 0.89 (0.83–0.94) |
Urinary retention | 4 (2–7) | 97 (94–99) | 1.4 (0.5–3.9) | 0.99 (0.96–1.02) |
Urinary signs | ||||
Suprapubic tenderness | 7 (5–11) | 96 (91–98) | 1.6 (0.7–3.5) | 0.97 (0.93–1.02) |
CVA tenderness | 10 (7–14) | 97 (93–98) | 2.9 (1.2–6.9) | 0.93 (0.89–0.98) |
Any urinary symptoms or signs | 57 (51–62) | 77 (70–83) | 2.5 (1.8–3.3) | 0.56 (0.48–0.66) |
Urinalysis | ||||
Proteinuria | 82 (76–86) | 29 (22–37) | 1.1 (1.0–1.3) | 0.64 (0.44–0.93) |
Hematuria | 89 (84–92) | 27 (21–35) | 1.2 (1.1–1.4) | 0.41 (0.26–0.64) |
Leukocytes | 90 (85–93) | 48 (39–56) | 1.7 (1.4–2.0) | 0.22 (0.15–0.33) |
Nitrite | 49 (43–55) | 71 (63–78) | 1.7 (1.3–2.3) | 0.72 (0.62–0.85) |
Leukocytes or nitrites | 92 (88–95) | 43 (35–52) | 1.6 (1.4–1.9) | 0.18 (0.11–0.28) |