Table 4 Show the effect of substance use on FEV1/FVC across different categories (N = 60):
From: Comparative study of pulmonary functions test among different substances abusers
Age group | Number | FEV1/FVC < 75% N (%) | FEV1/FVC ≥ 75% N (%) |
|---|---|---|---|
18–30 years | 29 | 25 (86.2%) | 4 (13.7%) |
31–40 years | 23 | 18 (78.2%) | 5 (21.7%) |
41–55 years | 8 | 5 (62.5%) | 3 (37.5%) |
Total | 60 | 48 (80%) | 12 (20%) |
Substance uses | Number | FEV1/FVC < 75% N (%) | FEV1/FVC ≥ 75% N (%) |
Cannabis | 16 | 15(93.7%) | 1(6.25%) |
Heroin | 16 | 9(56.2%) | 7(43.7%) |
Methamphetamine | 16 | 14(87.5%) | 2(12.5%) |
Alcohol | 12 | 10(83.3%) | 2(16.6%) |
Total | 60 | 48(80%) | 12(20%) |
Social habits | Number | FEV1/FVC < 75% N (%) | FEV1/FVC ≥ 75% N (%) |
Cigarette | 31 | 26 (83.8%) | 5(16.1%) |
Water pipe (Shisha) | 10 | 9(90%) | 1(10%) |
Total (Cigarette + Shisha) | 41 | 35(85.3%) | 6(14.6%) |
None smokers | 19 | 13(68.4%) | 6(31.5%) |
Total Abusers | 60 | 48(80%) | 12(20%) |