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Table 3 SHS exposure and psychological well-being

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

    Psychological well-being  
  Total Poor Fair
Number Number (%) Number (%) p-value*
SHS exposure time of working time No 18,347 6,498 (35.4) 11,849 (64.6) <0.001
1/4 955 448 (46.9) 507 (53.1)
1/2 312 136 (43.6) 176 (56.4)
≥3/4 265 118 (44.5) 147 (55.5)
SHS exposure No 18,347 6,498 (35.4) 11,849 (64.6) <0.001
Yes 1,532 702 (45.8) 830 (54.2)
  1. *Obtained by a chi-squared test