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Table 4 Psychological and physical risk factors determining complaints of each region (neck, shoulder/arms, forearm/hand) and the severity of complaints

From: Work related complaints of neck, shoulder and arm among computer office workers: a cross-sectional evaluation of prevalence and risk factors in a developing country

Risk factors

Odds ratio (95% CI)

 

Neck

Shoulders & arms

Forearm & hands

Severe complaints

Age

0.99 (0.97-1.01)

0.97 (0.96-1.00)

0.96 (0.94-0.98)

0.96 (0.93-0.98)

Female gender

1.26 (1.03-1.39)*

1.59 (1.31-1.88)*

1.33 (1.11-1.56)*

1.17 (1.10-1.24)*

Duration of occupation

1.03 (1.01-1.05)

1.00 (0.98-1.02)

1.06 (1.03-1.09)

0.98 (0.95-1.02)

Daily computer usage

1.13 (0.99-1.27)*

1.98 (1.46-2.51)*

1.18 (1.06-1.30)*

1.92 (1.88-1.97)*

Work area

0.94 (0.88-0.99)

0.93 (0.88-0.98)

0.96 (0.91-1.01)

0.82 (0.74-0.89)

Computer positioning

1.15 (1.08-1.23)*

1.01 (0.95-1.07)

0.97 (0.92-1.03)

1.08 (0.99-1.18)

Incorrect body posture

1.36 (1.13-1.48)*

1.23 (1.11-1.36)*

1.15 (1.03-1.26)*

1.59 (1.55-1.63)*

Bad work-habits

1.18 (1.13-1.23)*

1.05 (1.02-1.08)

1.10 (1.06-1.14)*

1.11 (1.06-1.15)*

Skills and abilities

1.01 (0.98-1.04)

0.99 (0.96-1.02)

0.99 (0.97-1.03)

1.09 (1.04-1.14)

Decision making

0.98 (0.95-1.01)

1.13 (1.08-1.18)*

1.17 (1.14-1.20)*

1.16 (1.12-1.21)*

Time management

0.95 (0.92-0.98)

0.92 (0.89-0.95)

0.97 (0.95-1.00)

1.05 (1.00-1.10)

Work overload

1.11 (1.07-1.15)*

1.18 (1.14-1.22)*

1.29 (1.16-1.41)*

1.56 (1.51-1.60)*

Work breaks

0.90 (0.86-0.94)

1.03 (0.98-1.08)

1.04 (0.99-1.09)

0.92 (0.86-0.98)

Variation in work

1.01 (0.97-1.05)

1.09 (1.05-1.13)

1.01 (0.97-1.04)

1.17 (1.10-1.24)

Work environment

1.02 (0.97-1.08)

0.87 (0.82-0.92)

0.99 (0.94-1.05)

0.88 (0.81-0.96)

Social support

1.14 (1.09-1.19)*

1.17 (1.12-1.22)*

1.09 (1.06-1.12)*

1.23 (1.15-1.33)*

Ergonomic knowledge

1.08 (1.06-1.10)*

1.01 (0.96-1.06)

1.10 (1.05-1.15)*

1.03(0.97-1.09)

  1. * p < 0.05