Table 2

Prevalence of CANS during the previous year that lasted at least one week

Complaint
Total number of
subjects with
complaints


Total
Prevalence (95% CI)
(n = 250)


Male
Prevalence (95% CI)
(n = 163)


Female
Prevalence (95% CI)
(n = 87)

Neck complaints
161
0.64(0.58 to 0.70)
0.65 (0.57 to 0.72)
0.63 (0.52 to 0.73)
Shoulder complaints
103
0.41 (0.35 to 0.47)
0.37 (0.29 to 0.44)
0.48 (0.37 to 0.58)
Upper arm complaints
82
0.32 (0.26 to 0.38)
0.26 (0.19 to 0.33)
0.44 (0.34 to 0.55)
Elbow complaints
48
0.19 (0.14 to 0.24)
0.16(0.10 to 0.22)
0.24 (0.14 to 0.33)
Lower arm complaints
53
0.21 (0.16 to 0.26)
0.19 (0.12 to 0.25)
0.25 (0.15 to 0.34)
Wrist complaints
74
0.29 (0.23 to 0.35)
0.24(0.17 to 0.31)
0.43(0.33 to 0.54)
Hand complaints
77
0.30 (0.25 to 0.36)
0.23 (0.17 to 0.30)
0.39 (0.28 to 0.49)
Mild cases
133
0.53 (0.48 to 0.60)
0.51 (0.42 to 0.59)
0.58 (0.47 to 0.68)
Severe cases
9
0.04 (0.07 to 0.17)
0.33 (0.30 to 0.47)
0.66 (0.53 to 0.74)

Eltayeb et al. Environmental Health 2008 7:33   doi:10.1186/1476-069X-7-33