Table 1.
Characteristics of 18-88-year-old individuals included in the study (n=2197), according to smoking status
| Total (n=2197), n* (%) | Current smoker (n=284), n (%) | Nonsmoker (n=1904), n (%) | P | |
|---|---|---|---|---|
| Gender | ||||
| Male | 1184 (53.94) | 218 (18.54) | 958 (81.46) | <0.001 |
| Female | 1011 (46.06) | 66 (6.53) | 945 (93.47) | |
| Age (years) | ||||
| 18-29 | 878 (40.18) | 94 (10.73) | 782 (89.27) | 0.001 |
| 30-39 | 441 (20.18) | 50 (11.42) | 388 (88.58) | |
| 40-49 | 374 (17.12) | 52 (13.98) | 320 (86.02) | |
| 50-59 | 278 (12.72) | 49 (17.63) | 229 (82.37) | |
| 60-65 | 103 (4.71) | 24 (23.30) | 79 (76.70) | |
| Upper 65 | 111 (5.08) | 12 (10.91) | 98 (89.09) | |
| Education (years) | ||||
| Lower than 5 | 179 (8.20) | 28 (15.82) | 149 (84.18) | 0.01 |
| 5 | 171 (7.83) | 22 (12.87) | 149 (87.13) | |
| 6-8 | 230 (10.53) | 36 (15.86) | 191 (84.14) | |
| 9-12 | 687 (31.46) | 104 (15.16) | 582 (84.84) | |
| Upper than 12 | 917 (41.99) | 93 (10.16) | 822 (89.84) | |
| Occupation | ||||
| Self-employed | 186 (8.56) | 30 (16.22) | 155 (83.78) | <0.001 |
| Staff | 454 (20.88) | 63 (13.97) | 388 (86.03) | |
| Technical workers | 65 (2.99) | 20 (30.77) | 45 (69.23) | |
| Worker | 106 (4.88) | 41 (39.05) | 64 (60.95) | |
| Housewife | 567 (26.08) | 27 (4.77) | 539 (95.23) | |
| Students | 429 (19.73) | 32 (7.48) | 396 (92.52) | |
| Unemployment or retired | 124 (5.70) | 22 (17.83) | 102 (82.26) | |
| Other | 243 (11.18) | 48 (19.83) | 194 (80.17) | |
| Marital status | ||||
| Married | 1386 (63.29) | 187 (13.56) | 1192 (86.44) | <0.001 |
| No spouse (divorce, separation, death) | 167 (7.63) | 20 (11.98) | 147 (88.02) | |
| Never married | 637 (29.09) | 76 (11.95) | 560 (88.05) | |
| Income (per household unit per month, “IRR”)** | ||||
| <500 | 782 (35.59) | 106 (13.57) | 675 (86.43) | 0.11 |
| 500-1000 | 950 (43.24) | 132 (13.94) | 815 (86.06) | |
| >1000 | 221 (10.06) | 26 (11.82) | 194 (88.18) | |
| Not mentioned | 244 (11.11) | 20 (8.33) | 220 (91.67) | |
| Family size | ||||
| ≤4 | 1264 (58.30) | 157 (12.44) | 1105 (87.56) | 0.52 |
| ≥5 | 904 (41.70) | 120 (13.36) | 778 (86.64) | |
| Insurance status | ||||
| Yes | 1876 (86.21) | 226 (12.10) | 1642 (87.90) | 0.003 |
| No | 300 (13.79) | 55 (18.33) | 245 (81.67) | |
| Type of insurance | ||||
| Social security insurance | 938 (49.58) | 124 (13.26) | 811 (86.74) | 0.07 |
| Health insurance | 587 (31.03) | 73 (12.50) | 511 (87.50) | |
| Armed forces of insurance | 149 (7.88) | 10 (6.76) | 138 (93.24) | |
| Other | 218 (11.52) | 20 (9.22) | 197 (90.78) | |
| Supplementary insurance | ||||
| Yes | 674 (33.68) | 93 (13.84) | 579 (86.16) | 0.73 |
| No | 1327 (66.32) | 176 (13.28) | 1149 (86.72) |
*There are missing data in some variables, **Amounts are in 10,000 Rials (1 US dollar=32,000 Islamic Republic of Iran’s Rials). IRR=Iranian Rial