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Table 1 Patient characteristics, symptoms, and endoscopic findings

From: Clinical predictors of chronic rhinosinusitis: do the Canadian clinical practice guidelines for acute and chronic rhinosinusitis predict CT-confirmation of disease?

 

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

  1. *2-sided Fischer’s exact test. Significant values in bold