Table 4 Unadjusted (i.e., single predictor variable) and adjusted (i.e., multivariable) Poisson regression models with number of injuries as the outcome (n = 46 e-waste recycling workers)

Intercept

2.30

0.34

< 0.001

Age (years)

476

−0.04

0.01

0.001

−0.03

0.01

0.008

Daily income^a

489

−0.06

0.06

0.296

–

–

–

Duration of residence

488

−0.02

0.02

0.178

–

–

–

Education^a

485

−0.12

0.06

0.036

–

–

–

Perceived noise^a

480

−0.44

0.13

0.011

0.62

0.14

< 0.001

Impairment that limits work

464

0.67

0.17

< 0.001

–

–

–

Interviewer^a

490

0.48

0.13

< 0.01

–

–

–

Interview language^a

486

0.54

0.12

< 0.01

–

–

–

Married^a

487

0.08

0.05

0.117

–

–

–

Noise TWA (dBA)

233

−0.05

0.01

< 0.001

–

–

–

Not dismantling^a

487

−0.27

0.15

0.083

−0.41

0.16

0.009

Not using gloves^a

462

0.59

0.13

< 0.001

0.46

0.13

0.001

Occupational Stress Scale (OSS)

434

0.06

0.01

< 0.001

–

–

–

Perceived health status

472

−0.18

0.04

< 0.001

−0.27

0.04

< 0.001

Perceived Stress Scale (PSS)

438

0.13

0.02

< 0.001

0.03

0.004

< 0.001

Received training prior to injury^a

458

0.37

0.10

< 0.001

–

–

–