Non-CRS (CT-) n = 55 | CRS (CT+) n = 71 | p* | Sensitivity | Specificity | PPV | NPV | +LR | |
---|---|---|---|---|---|---|---|---|
Age in years [mean (+/−SD)] | 45 (14.7) | 48(15.7) | 0.249 | |||||
Sex | ||||||||
Male, n (%) | 18(33) | 37(52) | 0.047 | |||||
Female, n (%) | 37(67) | 34(48) | ||||||
Medical History | ||||||||
History of asthma, n (%) | 11(20) | 7(10) | 0.099 | 9.9 | 80 | 38.9 | 40.7 | 0.495 |
History of smoking, n (%) | 4(7) | 8(11) | 0.250 | 11.3 | 92.7 | 66.7 | 44.7 | 1.54 |
History of allergies, n (%) | 5(9) | 8(11) | 0.463 | 11.3 | 94.5 | 61.5 | 44.2 | 2.05 |
CPODS criteria | ||||||||
Congestion, n (%) | 24 (44) | 37(52) | 0.373 | 52.1 | 56.4 | 60.7 | 47.7 | 1.19 |
Pain/pressure/fullness, n (%) | 40 (73) | 44(62) | 0.254 | 62.0 | 27.3 | 52.4 | 35.7 | 0.85 |
Obstruction, n (%) | 30 (55) | 45(63) | 0.362 | 63.4 | 45.5 | 60.0 | 49.0 | 1.16 |
Discharge, n (%) | 31 (56) | 52(73) | 0.059 | 73.2 | 43.6 | 62.7 | 55.8 | 1.30 |
Smell loss, n (%) | 15 (27) | 26(37) | 0.338 | 36.6 | 72.7 | 63.4 | 47.1 | 1.34 |
CPODS + (at least 2/5), n (%) | 46 (84) | 62(87) | 0.795 | 87.3 | 16.4 | 57.4 | 50.0 | 1.04 |
Endoscopic findings | ||||||||
Purulence, n (%) | 4 (7) | 10 (14) | 0.226 | 14.1 | 92.7 | 71.4 | 45.5 | 1.94 |
Polyps, n (%) | 1 (2) | 13 (18) | 0.003 | 18.3 | 98.2 | 92.9 | 48.2 | 10.07 |
Middle meatal edema, n (%) | 20 (36) | 34 (48) | 0.209 | 47.9 | 63.6 | 63.0 | 48.6 | 1.32 |