. Author manuscript; available in PMC: 2011 Jun 1.

Published in final edited form as: Addict Behav. 2010 Feb 11;35(6):607–611. doi: 10.1016/j.addbeh.2010.02.011

Table 1.

Percent reporting depression or anhedonia by number of cigarettes smoked per day (CPD).

CPD	n	Depression (% Yes)	Anhedonia (% Yes)
None	851	26.1	23.9
< 5	214	29.9	30.8
6-10	56	41.8	38.2
11-15	31	32.3	38.7
16-19	10	60	60
20	20	40	27.8
>20	4	75	50

Note. n = sample size.