Table 5. Age at smoking initiation and attitudes towards smoking cessation among smokers.

	n
Age at smoking initiation (years) (n = 202)
10>	3 (1.5%)
10–19	145 (71.8%)
20≦	54 (26.7%)
Attempted to quit smoking (n = 207)
No	69 (33.3%)
Yes	138 (66.7%)
Motivated to quit smoking (n = 195)
No	90 (46.2%)
Yes	105 (53.8%)
Advised to quit smoking (n = 195)
No	85 (43.6%)
Yes	110 (56.4%)

Data were collected from December 2006 through March 2007.

For each item, the subjects who did not answer the related questions were excluded.