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Table 3 Comparison of Work-related risk factors of WMSD among Domestic Gas Workers and Staff of Works Department (n = 100)

From: Prevalence of work-related musculoskeletal symptoms and associated risk factors among domestic gas workers and staff of works department in Enugu, Nigeria: a cross-sectional study

Variables frequency (%) χ2-score p-value
DGW
(n = 50)
SWD
(n = 50)
Total
(n = 100)
Work frequency (days/week)
  ≤ 4 0 (0) 0 (0) 0 (0) 82.02 < 0.001*
 5 0 (0) 45 (90) 45 (45)   
 6 38 (76) 3 (6) 41 (41)   
 7 12 (24) 2 (4) 14 (14)   
Rest break (compliance)
 No 48 (96) 44 (88) 92 (92) 2.17 0.269
 Yes 2 (4) 6 (12) 8 (8)   
Training on lifting technique
 No 34 (68) 5 (10) 39 (39) 96.24 < 0.001*
 Yes 16 (32) 45 (90) 61(61)   
Duty shifts
 No 45 (90) 31(62) 76 (76) 10.75 0.002*
 Yes 5 (10) 19 (38) 24 (24)   
Use of PPE(face mask)
 No 41(84) 15(30) 56(56) 100.00 < 0.001*
 Yes 9(18) 35(70) 44(44)   
Use of PPE(gloves)
 No 41(84) 1(2) 42(42) 96.09 < 0.001*
 Yes 9(18) 49(98) 58(58)   
Exercise status
 No 35 (70) 21 (42) 56 (56) 7.95 0.005*
 Yes 15 (30) 29 (58) 44 (44)   
  1. DGW Domestic Gas Workers, SWD Staff of Works Department, WMSD Work-Related Musculoskeletal Disorders, PPE Personal Protective Equipment (face mask, hand glove)
  2. * = significant (2-tailed) test at p < 0.05