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Table 3 Subgroup Analysis Stratified by Independent Variables

From: Association between occupational noise and vibration and anxiety in the South Korean working population: a cross-sectional study

Variables Anxiety
Noise and Vibration Exposure
None Vibration Noise Both
OR OR 95% CI OR 95% CI OR 95% CI
Male
Age
  ≤ 39 1.00 2.30 (0.82 6.40) 1.86 (0.86 4.01) 2.74 (1.67 4.49)
 40–49 1.00 0.81 (0.27 2.44) 1.38 (0.69 2.76) 1.68 (1.09 2.59)
 50–59 1.00 1.28 (0.48 3.41) 1.77 (0.83 3.80) 2.60 (1.56 4.34)
  ≥ 60 1.00 1.46 (0.58 3.68) 1.31 (0.54 3.14) 2.16 (1.28 3.66)
Job collar
 White 1.00 1.84 (0.75 4.48) 1.93 (1.05 3.55) 2.16 (1.45 3.21)
 Blue 1.00 0.78 (0.32 1.90) 0.96 (0.39 2.36) 2.37 (1.47 3.80)
 Pink 1.00 2.10 (0.91 4.84) 1.74 (0.96 3.15) 2.14 (1.41 3.22)
Income
 Low 1.00 1.68 (0.62 4.53) 1.24 (0.47 3.23) 2.57 (1.49 4.44)
 Mid-low 1.00 1.38 (0.49 3.87) 2.87 (1.38 5.99) 2.57 (1.52 4.37)
 Mid-high 1.00 0.99 (0.32 3.01) 1.16 (0.53 2.56) 2.06 (1.26 3.35)
 High 1.00 1.49 (0.61 3.65) 1.26 (0.64 2.49) 1.99 (1.31 3.01)
Insomnia
 Yes 1.00 1.36 (0.59 3.13) 2.04 (1.08 3.87) 1.95 (1.26 3.01)
 No 1.00 1.46 (0.80 2.66) 1.57 (0.98 2.50) 2.47 (1.85 3.28)
Use of PPE
 Yes 1.00 0.74 (0.18 3.06) 2.51 (0.78 8.06) 3.01 (1.29 7.00)
 No 1.00 1.66 (0.97 2.83) 1.45 (0.97 2.18) 2.19 (1.70 2.82)
Female
Age
  ≤ 39 1.00 3.62 (1.46 8.96) 0.59 (0.26 1.35) 2.29 (1.52 3.46)
 40–49 1.00 1.05 (0.31 3.58) 1.74 (0.99 3.05) 1.78 (1.18 2.68)
 50–59 1.00 1.61 (0.68 3.77) 1.73 (1.04 2.88) 2.21 (1.57 3.11)
  ≥ 60 1.00 1.21 (0.51 2.84) 1.76 (0.96 3.21) 2.48 (1.70 3.62)
Job collar
 White 1.00 1.80 (0.52 6.17) 1.16 (0.64 2.08) 1.88 (1.30 2.72)
 Blue 1.00 1.18 (0.56 2.47) 0.82 (0.36 1.86) 1.81 (1.22 2.67)
 Pink 1.00 1.79 (0.91 3.51) 1.98 (1.35 2.59) 2.56 (1.95 3.35)
Income
 Low 1.00 1.16 (0.57 2.34) 1.12 (0.69 1.81) 2.15 (1.63 2.85)
 Mid-low 1.00 1.74 (0.74 4.05) 1.49 (0.88 2.50) 1.92 (1.36 2.72)
 Mid-high 1.00 2.48 (0.78 7.89) 2.42 (1.14 5.14) 2.63 (1.53 4.52)
 High 1.00 1.94 (0.51 7.27) 2.45 (1.18 5.40) 2.82 (1.61 4.93)
Insomnia
 Yes 1.00 2.29 (1.23 4.29) 1.33 (0.81 2.18) 2.08 (1.53 2.82)
 No 1.00 0.81 (0.38 1.69) 1.70 (1.19 2.42) 2.34 (1.85 2.96)
Use of PPE
 Yes 1.00 2.86 (1.14 7.20) 1.05 (0.33 3.35) 3.37 (1.85 6.13)
 No 1.00 1.29 (0.74 2.23) 1.52 (1.12 2.06) 2.05 (1.68 2.51)