Smoking Status Effect on Inflammatory Markers in a Randomized Trial of Current and Former Heavy Smokers

Table 1

Characteristics of the study population by gender and smoking status ( = 154).

	Males; mean ± SE	Females; mean ± SE	value; (males versus females)
Age (years)	60.8 ± 1.0	59.9 ± 1.0	0.54
Former smokers	62.4 ± 1.5	60.9 ± 1.4	0.45
Current smokers	59.5 ± 1.3	59.2 ± 1.4	0.89
value (former versus current)	0.14	0.40
Pack-year	45.6 ± 2.6	40.7 ± 1.9	0.12
Former smokers	41.1 ± 3.4	44.6 ± 3.5	0.49
Current smokers	49.2 ± 3.7	37.7 ± 1.9	0.004
value (former versus current)	0.12	0.07
Years of smoking	34.4 ± 1.1	32.6 ± 1.2	0.28
Former smokers	29.5 ± 1.5	27.6 ± 1.6	0.39
Current smokers	38.4 ± 1.3	36.4 ± 1.5	0.33
value (former versus current)	<0.001	0.001

² test.