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Table 2 Working condition factors and Psychological well-being

From: Association between second-hand smoke and psychological well-being amongst non-smoking wageworkers in Republic of Korea

Variables    Psychological well-being  
  Total Poor Fair
Number Number (%) Number (%) p-value
Total   19,879 7,200 (36.2) 12,679 (63.8)  
Job type blue collar 5,493 2,560 (46.6) 2,933 (53.4) <0.001*
service 5,717 2,119 (37.1) 3,598 (62.9)
white collar 8,669 2,521 (29.1) 6,148 (70.9)
Employment type Contingent 5,736 2,365 (41.2) 3,371 (55.6) <0.001**
Regular 14,143 4,835 (34.2) 9,308 (65.8)
Employment stabilitya Unstable 1,237 500 (40.4) 737 (59.6) 0.002**
Stable 18,628 6,692 (35.9) 11,936 (64.1)
Shift working no 18,293 6,583 (36.0) 11,710 (64.0) 0.022**
yes 1,586 617 (38.9) 969 (61.1)
Weekly working time <40 h 9,116 3,124 (34.3) 5,992 (65.7) <0.001*
41–52 h 6,247 2,307 (36.9) 3,940 (63.1)
53–60 h 3,101 1,212 (39.1) 1,889 (60.9)
>61 h 1,415 557 (39.4) 858 (60.6)
Smoking area statusa no designated 4,418 1,774 (40.2) 2,644 (59.8) <0.001*
in working area 2,371 838 (35.3) 1,533 (64.7)
outside working area 9,435 3,160 (33.5) 6,275 (66.5)
Physical violence absence 18,892 6,742 (35.7) 12,150 (64.3) <0.001**
presence 987 458 (46.4) 529 (53.6)
Discrimination absence 17,843 6,383 (35.8) 11,460 (64.2) <0.001**
presence 2,036 817 (40.1) 1,219 (59.9)
  1. *Obtained by a chi-squared test
  2. **Obtained by a fisher’s exact test
  3. aObtained data after missing data were excluded (Employment stability: 14 missing data, Smoking area status: 3655 missing data)