From: Effects of tobacco exposure on perinatal suicidal ideation, depression, and anxiety
 | Total | Suicidal ideation | Non-suicidal ideation | p value | Depression | Non-depression | p value | Anxiety | Non-anxiety | p value | ||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
n | % | n | % | n | % | n | % | n | % | n | % | |||||
Secondhand smoke exposure status | ||||||||||||||||
 High exposure | 505 | 18 | 3.57 | 486 | 96.43 | <0.0001 | 120 | 23.95 | 381 | 76.05 | <0.0001 | 4 | 0.82 | 486 | 99.18 | 1 |
 Low exposure | 3187 | 35 | 1.1 | 3141 | 98.9 | 430 | 13.6 | 2731 | 86.4 | 31 | 1 | 3065 | 99 | |||
Smoking status immediately before pregnancy | ||||||||||||||||
 Smokers | 169 | 7 | 4.14 | 162 | 95.86 | 0.0032 | 32 | 18.93 | 137 | 81.07 | 0.1469 | 0 | 0 | 166 | 100 | 0.626 |
 Non-smokers | 3475 | 36 | 1.04 | 3427 | 98.96 | 512 | 14.85 | 2936 | 85.15 | 24 | 0.71 | 3347 | 99.29 |