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Table 3 Association between common risk factors and LBP

From: Prevalence and risk factors of low back pain among operation room staff at a Tertiary Care Center, Makkah, Saudi Arabia: a cross-sectional study

Risk factors n Univariate regression analysis
OR (95 % CI) P value
Age 111   
  < 24 1  
 25 – 34 0.500 (0.059 – 4.232) 0.525
 35 – 44 0.264 (0.055 – 1.273) 0.097
  > 45 0.375 (0.072 – 1.957) 0.245
Gender 120   
 Female 1  
 Male 2.940 (0.937 – 9.221) 0.065
Educational level 119   
 Diploma 1  
 Bachelor 0.356 (0.122 – 1.040) 0.059
 Post-graduate degree 0.827 (0.318 – 2.150) 0.696
Specialty 119   
 Surgeon 1  
 Anesthesiologist 1.788 (0.350 – 9.138) 0.485
 Anesthesia technician 3.500 (0.499 – 24.558) 0.208
 Nurse 3.750 (0.445 – 31.621) 0.224
 CSSD 2.437 (0.448 – 13.260) 0.303
 OR technician 1.125 (0.109 – 11.595) 0.921
Working years 119   
 1 – 5 1  
 6 – 10 0.505 (0.189 – 1.352) 0.174
  > 10 0.649 (0.225 – 1.867) 0.422
Working duration at KAMC 116   
  < 1 year 1  
 1 – 2 year(s) 0.610 (0.223 – 1.670) 0.336
  > 2 years 0.488 (0.175 – 1.362) 0.171
Smoking 120   
 Yes 1  
 No 0.472 (0.175 – 1.275) 0.139
BMI 87   
 Underweight /Normal 1  
 overweight 1.000 (0.347 – 2.882) 1.000
 Obese 1.900 (0.534 – 6.760) 0.322
Received education about LBP 119   
 Yes 1  
 No 0.455 (0.192 – 1.077) 0.073
Perceived stress level in work environment 116   
 Mild 1  
 Moderate 1.333 (0.525 – 3.388) 0.545
 Sever/ Very sever 4.500 (0.867 – 32.345) 0.073
Standing time 120   
 1 – 4 h 1  
 5 – 8 h 1.263 (0.343 – 4.647) 0.726
  > 8 h 1.417 (0.431 – 4.658) 0.566
Sitting time 118   
 1 – 4 h 1  
  > 5 h 1.780 (0.483 – 6.568) 0.387
Exercise 120   
 Yes 1  
 No 0.969 (0.424 – 2.218) 0.941
  1. n = the number of respondents to each question
  2. KAMC King Abdullah Medical City, BMI Body Mass Index