Table 1. Comparison of demographic data between Group A (smokers) and Group B (nonsmokers).

Parameters of comparison	Group A: smokers ( N  = 87)	Group B: nonsmokers ( N  = 155)
Average age (y)	57	59
Average BMI	30.7	30.9
Male ( n  = 49)	26	23
Female ( n  = 193)	61	132

Note: Table 1 displays the comparison of age, sex, and body mass index (BMI) between the two study groups: smokers: Group A and nonsmokers: Group B. The average age and BMI are similar in both the groups. The number of male smokers is higher than male nonsmokers, whereas, the number of female nonsmokers is higher than female smokers.