Values of subjects who indicates

Variables	Nicotine dependence level (n)
Variables	Mild(22)	Moderate(30)	Severe(21)
Dyspnea	13.7	13.3	38
Fatigue	27.3	30	52.4
Coughing/Sputum	22.7	26.7	52.4
Pain	13.6	23.3	47.6

Table 2: Values % of subjects who indicates presence of symptoms.