Table 2.

Correlation coefficients among all variables

		1	2	3	4	5	6	7	8
1	PIL	–	−0.092***	0.034*	0.147***	0.006	0.138***	0.013	−0.342***†
2	Tobacco consumption		–	−0.067***	−0.203***	−0.144***	−0.172***	0.065***	0.038*
3	Age			–	0.048**	0.030	0.143***	0.020	0.055***
4	Education				–	0.076***	0.323***	−0.019	−0.023
5	Marital status					–	0.257***	−0.003	−0.054***
6	Family annual income						–	0.021	−0.048**
7	Alcohol use							–	−0.006
8	Psychological distress (K6)								–

Spearman’s rank correlation coefficients except a correlation between continuous variables (PIL and K6).

Bold: Correlation coefficient is statistically significant.

*P<0.05; **P < 0.01; ***P < 0.001.

†Pearson correlation coefficient.

PIL, purpose in life.