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Table 3 Bivariate and Multi variable logistic regression analysis of risk factors associated with low back pain among hotel housekeepers, Northwest Ethiopia, 2017 (n = 422)

From: Work-related risk factors and the prevalence of low back pain among low wage workers: results from a cross-sectional study

Variables Back pain COR (95% CI) AOR (95% CI)
No Yes
Sex
 Male 20 14 1.00 1.00
 Female 157 231 2.1(1.03, 4.29)* 1.22(0.51, 2.88)
Age (years)
  ≤ 24 84 113 1.00 1.00
 25–29 50 50 0.72(0.44, 1.16) 0.56(0.30, 1.02)
  > 29 46 82 1.28(0.81, 2.03) 1.31(0.72, 2.36)
Specific Work experience in this work area
 1–2 year 129 162 1.00 1.00
  > 2 year 48 83 1.38(0.90, 2.10) 0.99(0.59, 1.69)
Employment pattern
 Permanent 164 214 1.00 1.00
 Temporary 13 31 1.83(0.93, 3.60) 3.22(1.42, 7.33)*
Physical exercise
 No 167 230 1.00 1.00
 Yes 10 15 1.09(0.48, 2.48) 0.48(0.17, 1.31)
Body mass index (BMI)
 Under weight 24 47 1.00 1.00
 Normal weight 122 155 0.65(0.38, 1.12) 0.76(0.39, 1.48)
 Over weight 28 36 0.66(0.33, 1.32) 0.81(0.34, 1.89)
 Obese 3 7 1.19(0.28, 5.02) 0.75(0.15, 3.84)
Rest break taken per day (excluding lunch break)
 Once for < 30 min 31 76 1.00 1.00
 Twice (30–45 min) 87 138 0.65(0.39, 1.06) 0.79(0.44, 1.41)
  > 3 times (15 min/60 min) 59 31 0.21(0.12, 0.39)** 0.49(0.24, 0.99)*
The job require reaching/over stretching
 No 130 71 1.00 1.00
 Yes 47 174 6.78(4.4, 10.45)** 2.93(1.53, 5.60)**
The job require repetitive Bending
 No 125 79 1.00 1.00
 Yes 52 166 5.05(3.32, 7.69)** 1.97(1.03, 3.75)*
Satisfaction
 No 69 179 1.00 1.00
 Yes 108 66 0.24(0.16, 0.36)** 0.49(0.29, 0.83)*
Training related to health and safety
 No 116 207 1.00 1.00
 Yes 61 38 0.35(0.22, 0.56)** 0.49(0.28, 0.87)*
Number of beds making
  ≤ 15 beds 61 58 1.00 1.00
 15–30 beds 98 131 1.41(0.90, 2.19) 1.25(0.73, 2.13)
  > 30 beds 18 56 3.27(1.72, 6.21)** 3.19(1.50, 6.77)*
  1. 1:00 = reference, * = variable P-value ≤0.05, ** = p-value ≤0.001