No. Condition* Sample prevalence; n (%) Population prevalence [95% CI]
Pain in extremities 615 (69.6) 38.4 [36.4-40.4]
I Arthritis 196 (22.2) 12.2 [10.8-13.5]
Osteoarthritis 183 (20.7) 11.4 [10.1-12.7]
a, Osteoarthritis of knee 142 (16.1) 8.9 [7.6-10.0]
b, Other osteoarthritis 41 (4.6) 2.6 [1.9-3.2]
Rheumatoid arthritis 6 (0.7) 0.4 [0.1-0.6]
Spondyloarthropathies (ankylosing spondylitis) 3 (0.3) 0.2 [0.0-0.4]
Infective causes 3 (0.3) 0.2 [0.0-0.4]
a, TB§ 1 (0.1) 0.1 [0.0-0.1]
b, Non TB§ (Pyogenic, Fungal, Viral] 2 (0.2) 0.1 [0.0-0.3]
Other arthritic disorders 2 (0.2) 0.1 [0.0-0.3]
II Other Rheumatic Diseases 1 (0.1) 0.1 [0.0-0.1]
Polymyositis 1 (0.1) 0.1 [0.0-0.1]
III Soft Tissue Rheumatism 448 (50.7) 28 [26.1-29.8]
Diffuse 78 (8.8) 4.9 [4.0-5.8]
a, Fibromyalgia 21 (2.4) 1.3 [0.8-1.7]
b, Others soft tissue pain 58 (6.6) 3.6 [2.9-4.5]
Regional 392 (44.3) 24.7 [22.7-26.3]
a, Arthralgia 368 (41.6) 23 [21.2-24.7]
Shoulder 120 (13.6) 7.5 [6.4-8.6]
Elbow 52 (5.9) 3.2 [2.5-4.0]
Wrist 27 (3.1) 1.7 [1.2-2.2]
Hand 14 (1.6) 0.9 [0.5-1.3]
Hip 7 (0.8) 0.4 [0.2-0.7]
Knee 196 (22.2) 12.2 [10.9-13.6]
Ankle 57 (6.4) 3.6 [2.8-4.3]
Foot 22 (2.5) 1.4 [0.9-1.9]
b, Soft Tissue 38 (4.3) 2.4 [1.8-3.0]
Arm 10 (1.1) 0.6 [0.3-0.9]
Thigh 5 (0.6) 0.3 [0.1-0.5]
Calf 12 (1.4) 0.7 [0.4-1.1]
Foot or toes 8 (0.9) 0.5 [0.2-0.8]
IV Post-traumatic conditions 6 (0.7) 0.4 [0.1-0.6]
V Unclassified 52 (5.9) 3.2 [2.5-4.1]