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Table 4 Multivariate binary logistic regression analysis of Significant predictors associated with the occurrence of musculoskeletal disorders at 12 months, (n = 119)

From: Musculoskeletal disorders among dental assistants: a cross-sectional study

Predictor variable

Body Part

OR (95% CI)

Age

Elbows

1.1 (1.0, 1.3)

Upper back

1.2 (1.0, 1.5)

BMI (body mass index)

Ankles

3.1 (1.0, 9.0)

Knees

3.9 (1.0, 15.2)

Hip

3.2 (1.1, 9.2)

Physical demands during working hours

Hip

3.5 (1.3, 8.9)

Lower back

2.5 (1.3, 4.9)

Upper back

4.1 (1.6, 10.6)

Work environment and posture awareness (No)

Shoulder

0.14 (0.03, 0.5)

Years of experience

Knees

2.9 (1.0, 8.5)

  1. Predictor variables included in the model: gender, age, BMI, work setting, years of experience, working hours per week, physical demands during working hours, work environment and posture awareness, follow ergonomic work positions.