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Table 2 Prevalence estimates and gender differences in painful body regions in patients with axial spondyloarthritis (n = 170)

From: Widespread pain in axial spondyloarthritis: clinical importance and gender differences

Body region

Location numbers

Total group

Males (n = 108)

Females (n = 62)

Chi-square value

p Value

ORa

p Value

Leg right

41, 43, 45, 47

11.2 (10.8–11.6)

10.2 (9.9–10.5)

12.9 (12.5–13.3)

0.293

.588

1.35 (0.43–4.30)

.588

Leg left

42, 44, 46, 48

10 (9.7–10.3)

9.3 (9–9.6)

11.3 (10.9–11.7)

0.181

.671

0.77 (0.21–2.77)

.687

SIJ

49, 50

32.9 (32.4–33.4)

26.9 (26.4–27.4)

43.5 (42.9–44.1)

4.971

.026

1.76 (0.82–3.81)

.149

LX

47–56

74.7 (74.2–75.2)

69.4 (68.9–69.9)

83.9 (83.5–84.3)

4.338

.037

1.74 (0.73–4.14)

.210

TX

57–60

32.4 (31.9–32.9)

25 (24.5–25.5)

45.2 (44.6–45.8)

7.315

.007

2.92 (1.30–6.55)

.009

CTJ

61–64

47.6 (47–48.2)

48.1 (47.5–48.7)

66.1 (65.6–66.6)

5.139

.023

2.48 (1.17–5.26)

.018

CX

65, 66

47.6 (47–48.2)

45.4 (44.8–46.0)

51.6 (51–52.2)

0.615

.433

1.55 (0.75–3.23)

.240

CX and head

19–24, 65–68

54.7 (54.1–55.3)

50.9 (50.3–51.5)

61.3 (60.7–61.9)

1.708

.191

1.71 (0.81–3.60)

.159

Sternum

17, 18

20.6 (20.1–21.1)

18.5 (18.1–18.9)

24.2 (23.7–24.7)

0.776

.378

0.98 (0.39–2.48)

.972

LX only

47–56

21.2 (20.7–21.7)

20.4 (19.9–20.9)

22.6 (22.1–23.1)

0.115

.734

0.97 (0.41–2.30)

.944

TX only

57–60

0.6 (1.5–0.7)

0.0 (0.0–0.0)

1.6 (1.5–1.7)

0.102b

.186

0.00 (0.00–0.00)

.999

CX only

61–68

10.6 (10.2–11.0)

12.0 (11.5–12.4)

8.1 (7.8–8.4)

0.657

.418

1.02 (0.31–3.34)

.999

Widespread axial pain

47–66c

26.5 (26.0–27.0)

19.4 (18.9–19.9)

38.7 (38.1–39.3)

7.511

.006

3.33 (1.38–8.02)

.007

Widespread peripheral articular pain

1–4, 7, 8, 25, 26, 29, 30, 33–36, 37–40, 43, 44, 73, 74, 77–80

46.5 (45.9–47.1)

40.7 (40.1–41.3)

56.5 (55.9–57.1)

3.908

.048

2.34 (1.12–4.88)

.023

Widespread peripheral non-articular pain

5, 6, 9–14, 25–28, 31, 32, 41, 42, 45, 46, 69–72, 75, 76

44.7 (44.1–45.3)

39.8 (39.2–40.4)

53.2 (52.6–53.8)

2.866

.090

1.97 (0.93–4.15)

.079

  1. Abbreviations: SIJ Sacroiliac joint, LX Lumbar spine, CX Cervical spine, TX Thoracic spine, CTJ Cervicothoracic junction
  2. aMultivariate OR ± 95% CI based on logistic regression analysis correcting for age, disease duration, spinal mobility (Bath Ankylosing Spondylitis Metrology Index), disease activity (Bath Ankylosing Spondylitis Disease Activity Index and physician global assessment of disease activity (n = 146)
  3. bPhi value is given because of low cell frequency (fewer than cases); significant results in bold; p < .05
  4. c Positive if pain is present in regions 47–56 and 57–60 and in regions 61–64 and 65–66