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Table 3 The incidence of MSDs among coal miners with different levels of occupational stress [n (%)]

From: Associations of musculoskeletal disorders with occupational stress and mental health among coal miners in Xinjiang, China: a cross-sectional study

Group

Neck

Shoul-der

Upper back

Elbow

Lower back

Wrist

Hip

Knee

Foot

MSDs

ERI > 1

271 (35.6)

265 (34.8)

219 (28.8)

116 (15.2)

351 (46.1)

150 (19.7)

91 (12.0)

219 (28.8)

127 (16.7)

475 (62.4)

ERI ≤ 1

259 (28.3)

204 (22.3)

159 (17.4)

76 (8.3)

307 (33.6)

105 (11.5)

74 (8.1)

158 (17.3)

90 (9.8)

473 (51.8)

χ2

10.158

32.201

30.785

19.639

27.355

21.756

6.973

31.439

17.237

19.236

P

< 0.001

< 0.001

< 0.001

< 0.001

< 0.001

< 0.001

0.008

< 0.001

< 0.001

< 0.001