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Table 3 Factors associated with attitude for adjusting work habits, satisfaction level on preventive measures, and reduction of work efficiency: bivariate analysis (unadjusted) and multiple stepwise logistic regressions (adjusted)

From: Perceptions of workplace heat exposure and adaption behaviors among Chinese construction workers in the context of climate change

Independent variable

Attitude for adjusting work habits

Degree of satisfaction on preventive measures

Reduction of work efficiency

Unadjusted OR(95%CI)

Adjusted OR(95%CI)

Unadjusted OR(95%CI)

Adjusted OR(95%CI)

Unadjusted OR(95%CI)

Adjusted OR(95%CI)

Gender

 Female

1

 

1

 

1

 

 Male

1.02 (0.89–1.17)

 

1.05 (0.91–1.21)

 

2.27 (1.23–4.16)

 

Age group (years)

  ≤ 24

1

 

1

 

1

1

 25–34

1.00 (0.89–1.13)

 

1.08 (0.96–1.22)

 

2.94 (1.51–5.71)

1.11 (1.03–1.19)

 35–54

1.03 (0.89–1.20)

 

1.05 (0.90–1.22)

 

2.29 (1.05–4.86)

1.14 (1.04–1.25)

55

1.20 (0.79–1.79)

 

1.25 (0.84–1.84)

 

3.34 (0.89–5.78)

1.27 (1.09–1.95)

Education level

 Primary or secondary school

1

 

1

 

1

 

 High school/vocational high school

0.93 (0.70–1.22)

 

0.84 (0.64–1.11)

 

0.71 (0.05–0.79)

 

 Training school

0.98 (0.77–1.25)

 

0.85 (0.67–1.07)

 

1.09 (0.84–1.43)

 

 Undergraduate college

1.02 (0.79–1.30)

 

0.87 (0.69–1.11)

 

1.00 (0.76–1.31)

 

 Postgraduate

1.19 (0.74–1.88)

 

0.90 (0.58–1.39)

 

0.95 (0.57–1.58)

 

Workplace environment

 Completely indoors

1

 

1

 

1

 

 Mainly indoors

1.05 (0.90–1.22)

 

1.20 (1.03–1.40)

 

0.92 (0.77–1.11)

 

 Completely outdoors

1.27 (0.94–1.72)

 

0.94 (0.70–1.27)

 

1.02 (0.72–1.45)

 

 Mainly outdoors

1.13 (0.95–1.35)

 

1.06 (0.89–1.27)

 

0.90 (0.74–1.12)

 

Physically demanding

 Not at all

1

 

1

1

1

1

 A little

1.00 (0.86–1.17)

 

0.67 (0.47–0.87)

0.79 (0.67–0.92)

3.03 (1.33–6.92)

1.28 (1.07–1.54)

 Moderately

0.92 (0.79–1.08)

 

0.87 (0.68–0.99)

0.81 (0.69–0.96)

2.04 (0.93–4.46)

1.19 (0.99–1.43)

 Very much

0.93 (0.69–1.25)

 

0.57 (0.20–0.94)

0.70 (0.52–0.94)

2.01 (0.77–3.26)

1.30 (0.92–1.82)

Work close to heat sources

 No

1

 

1

 

1

 

 Yes

1.05 (0.81–1.36)

 

1.05 (0.82–1.36)

 

0.89 (0.66–1.20)

 

Use of personal protective equipment

 No

1

 

1

1

1

 

 Yes

0.99 (0.88–1.11)

 

1.13 (1.02–1.25)

1.12 (1.01–1.26)

1.37 (0.77–2.45)

 

Heat illness experience

 No

1

 

1

 

1

 

 Yes

2.13 (1.13–3.12)

 

0.25 (0.12–0.56)

 

1.37 (0.58–3.27)

 

Heat-related injury experience

 No

1

 

1

 

1

 

 Yes

1.01 (0.82–1.25)

 

0.17 (0.08–0.42)

 

0.92 (0.73–1.16)

 

Heat-related injury witnessed

 No

1

 

1

 

1

1

 Yes

1.0 (0.95–1.20)

 

0.91 (0.82–1.02)

 

2.50 (1.34–4.66)

1.26 (1.11–1.43)

Attending heat training

 No

1

 

1

 

1

 

 Yes

0.93 (0.84–1.05)

 

1.86 (1.01–3.44)

 

0.98 (0.86–1.13)

 

Knowing high temperature regulations

 No

1

 

1

 

1

 

 Yes

1.07 (0.94–1.22)

 

2.32 (1.17–4.60)

 

0.96 (0.83–1.12)

 

Adjusting work habits

 No

1

1

1

 

1

 

 Yes

1.47 (1.13–1.71)

1.13 (1.01–1.28)

1.06 (0.94–1.21)

 

0.95 (0.83–1.11)

 

High-temperature subsidies received

 No

1

 

1

 

1

 

 Yes

1.09 (0.96–1.26)

 

0.94 (0.82–1.08)

 

1.08 (0.92–1.27)