Table 1 Combinations of outcomes and main exposure
From: Differences in spousal influence on smoking cessation by gender and education among Japanese couples
Targets (outcome) | |||
|---|---|---|---|
Quit after marriage | Continuing smoking | ||
Counterparts (exposure) | Non-smoking (Ex-smoker at marriage/Quit after marriage/Never-smoker) | A | B |
Continuing smoking | C | D | |