Clinical findings analized | Number of studies | Sample size | Pooled Positive Likelihood Ratio | Â | Â | Pooled Negative Likelihood Ratio | Â | Â | Pooled Diagnostic Odds Ratio | Â | Â |
---|---|---|---|---|---|---|---|---|---|---|---|
 |  |  | PLRp (95% CI) | % I2 | p (Chi2) | NLRp (95% CI) | % I2 | p (Chi2) | DORp (95% CI) | % I2 | p (Chi2) |
Dysuria | 8 | 1862 | 1.09 (1.03 - 0.16) | 41.7 | 0, 1 | 0.80 (0.68 - 0.94) | 0 | 0, 613 | 1, 40 (1, 13-1, 73) | 0 | 0, 470 |
Frequency | 8 | 1861 | 1.03 (0.99 - 1.08) | 63.8 | 0, 007 | 0.83 (0.65 - 1.06) | 49.3 | 0, 055 | 1, 25 (0, 97-1, 61) | 52, 2 | 0, 041 |
Suprapubic pain | 7 | 2409 | 0.81 (0.73 - 0.89) | 63.4 | 0, 012 | 1.14 (1.07-1.21) | 40.8 | 0, 119 | 0, 66 (0, 56 - 0, 79) | 49, 7 | 0, 064 |
Back pain | 7 | 1512 | 1.15 (0.96-1.37) | 26.5 | 0, 227 | 0.95 (0.90 - 1.01) | 0 | 0, 6 | 1, 24 (0, 96 - 1, 59 | 15, 9 | 0, 309 |
History of UTI | 4 | 998 | 1.23 (0.99 - 1.27) | 59.3 | 0, 061 | 0.89 (0.79 - 1.01) | 41.6 | 0, 162 | 1, 27 (1, 00 - 1, 60) | 52, 1 | 0, 1 |
Fever | 4 | 797 | 0.69 (0.43 - 1.11) | 36.1 | 0, 195 | 1.04 (0.99 - 1.08) | 51.9 | 0, 101 | 0, 65 (0, 41 - 1, 05) | 39, 0 | 0, 178 |
Vaginal discharge | 4 | 722 | 0.63 (0.49 - 0.80) | 0 | 0, 428 | 1.18 (1.08 - 1.28) | 78.7 | 0, 003 | 0, 50 (0, 36 - 0, 70) | 0 | 0, 401 |
Leukocytes * | 4 | 705 | 1.42 (1.23 - 1.57) | 87.8 | < 0, 001 | 0.44 (0.35 - 0.56) | 0 | 0, 516 | 3, 58 (2, 53 - 5, 07) | 0 | 0, 914 |
Urgency | 4 | 577 | 1.18 (1.04 - 1.34) | 28.3 | 0, 242 | 0.75 (0.62 - 0.94) | 89.3 | < 0, 001 | 1, 61 (1, 15 - 2, 27) | 40, 5 | 0, 163 |
Nitrites * | 3 | 626 | 6.51 (4.24 - 10.01) | 65.2 | 0, 056 | 0.58 (0.52 - 0.64) | 58.0 | 0, 093 | 11, 3 (6, 95-18, 35) | 51, 6 | 0, 126 |
Dysuria & urgency § | 2 | 1149 | 1.53 (0, 94 - 2.50) | 94.2 | < 0, 001 | 0.44 (0.21 - 0.92) | 89.9 | 0, 002 | 3, 47 (1, 04 - 11, 62) | 92, 0 | < 0, 001 |
Sexual activity § | 2 | 584 | 1.14 (0, 90 - 1.44) | 75.0 | 0, 05 | 0.66 (0.28 - 1, 58) | 89.8 | 0, 002 | 1, 71 (0, 58 - 5, 05) | 87, 6 | 0, 004 |
Nocturia | 2 | 415 | 1.28 (1.08 - 1.52) | 0 | 0, 955 | 0.72 (0.57 - 0.92) | 0 | 0, 508 | 1, 79 (1, 17 - 2, 69) | 0 | 0, 777 |
Vaginal irritation | 2 | 361 | 0.90 (0.57 - 1.42) | 36.3 | 0, 210 | 1.02 (0.94 - 1.11) | 0 | 0, 373 | 0, 87 (0, 48 - 1, 59) | 17, 6 | 0, 271 |
Frequency & dysuria | 2 | 284 | 1.10 (0.98 - 1.23) | 39.3 | 0, 199 | 0.67 (0.41 - 1.09) | 77.2 | 0, 036 | 1, 66 (0, 91 - 3, 02) | 72, 7 | 0, 056 |