Korean Journal of Family Practice

Table. 1.

General characteristics of the study subject by current smoker

Characteristic One-person (n=888) Multi-person (n=7,096) Total (n=7,984) P-value
Age (y) 44.30±0.74 42.19±0.19 43.24±0.40 0.004b
Sex 0.003a
Male 676 (82.6) 6,054 (86.7) 6,730 (86.3)
Female 212 (17.4) 1,042 (13.3) 1,254 (13.7)
Body weight (kg) 69.10±0.58 70.12±0.19 69.61±0.30 0.101b
Age of starting smoking (y) 20.62±0.22 19.58±0.06 20.10±0.12 <0.001b
Smoking period (y) 23.65±0.66 22.58±0.18 23.12±0.35 0.102b
Amount of smoking (cigarette) 14.68±0.34 14.07±0.11 14.38±0.18 0.087b
Heavy smoking 72 (9.4) 513 (7.2) 585 (7.3) 0.065a

Values are presented as mean±standard error or number (%).

aCalculated by ANOVA.

bCalculated by chi-square test.

Korean J Fam Pract 2022;12:79~85 https://doi.org/10.21215/kjfp.2022.12.2.79
© KJFP