Table 3 The results of the generalized estimating equation analysis among smokers with more than 10 or 20 daily smoking amount
Change of depression status | Daily cigarette smoking amount (DCA) | |||||
|---|---|---|---|---|---|---|
Male | Female | |||||
ß* | S.E | P value | ß* | S.E | P value | |
Among smokers with ≥ 10 daily amount | ||||||
No → No | Ref. | Ref. | ||||
No → Yes | 0.453 | 0.363 | 0.2119 | 0.005 | 0.491 | 0.9914 |
Yes → No | −0.556 | 0.300 | 0.0637 | 0.031 | 0.572 | 0.9570 |
Yes → Yes | 0.768 | 0.619 | 0.2144 | −0.712 | 0.681 | 0.2963 |
Among smokers with ≥ 15 daily amount | ||||||
No → No | Ref. | Ref. | ||||
No → Yes | 0.789 | 0.407 | 0.0526 | −0.133 | 0.512 | 0.7953 |
Yes → No | −0.280 | 0.295 | 0.3427 | 0.869 | 0.578 | 0.1327 |
Yes → Yes | 0.295 | 0.654 | 0.6520 | 0.854 | 0.669 | 0.2015 |
Among smokers with ≥ 20 daily amount | ||||||
No → No | Ref. | Ref. | ||||
No → Yes | 0.997 | 0.416 | 0.0164 | −0.463 | 0.455 | 0.3090 |
Yes → No | −0.360 | 0.301 | 0.2314 | 0.237 | 0.591 | 0.6889 |
Yes → Yes | 0.335 | 0.667 | 0.6158 | 0.876 | 0.654 | 0.1805 |