Table 2.
Demographic and socio-economic features associated with HTLV-1 infection in blood donors.
| Variable | HTLV-1-Positive (n = 246) No (%) | HTLV-1-Negative (n = 776) No (%) | p Value † |
|---|---|---|---|
| Age (years) | 39.1 ± 10.6 * | 38.3 ± 10.6 * | 0.25 |
| Gender | |||
| Male | 181 (73.6) | 613 (79) | 0.08 |
| Female | 65 (26.4) | 163 (21) | |
| Marital status | |||
| Single | 24 (9.8) | 98 (12.6) | 0.09 |
| Married | 213 (86.9) | 667 (86) | |
| Divorced | 8 (3.3) | 11 (1.4) | |
| Remarriage | |||
| Yes | 19 (8.7) | 25 (3.7) | 0.003 |
| No | 200 (91.3) | 652 (96.3) | |
| Education | |||
| Illiterate | 4 (1.6) | 15 (1.9) | <0.0001 |
| Primary school (1–5 years) | 67 (27.2) | 105 (13.6) | |
| Secondary and high school (6–12 years) | 113 (45.9) | 406 (52.6) | |
| Academic education | 62 (25.2) | 250 (32.3) | |
| Income per month (Million Rials) | |||
| <5 | 100 (40.8) | 213 (27.6) | 0.001 |
| 5–9.9 | 113 (46.1) | 401 (51.9) | |
| 10–19.9 | 27 (11) | 131 (17) | |
| ≥20 | 5 (2) | 27 (3.5) | |
| Birth place | |||
| Mashhad (Khorasan Razavi province) | 163 (66.3) | 473 (61) | <0.0001 |
| Nyshabour (Khorasan Razavi province) | 20 (8.1) | 28 (3.6) | |
| Other cities of Khorasan Razavi province | 43 (17.5) | 144 (18.6) | |
| Other provinces | 20 (8.1) | 131 (16.9) | |
| Family size | 3.7 (1.2) * | 3.8 (1.3) * | 0.20 |
| BMI | |||
| <25 | 79 (33.2) | 220 (39.5) | 0.73 |
| 25–30 | 108 (45.4) | 339 (47) | |
| ≥30 | 51 (21.4) | 163 (22.6) | |
| Duration of breastfeeding | |||
| <6 months | 8 (5.2) | 47 (7.9) | 0.26 |
| ≥6 moths | 144 (94.7) | 547 (92.1) |
BMI: Body mass index; * mean ± SD; † t-test for age and family size, Chi square test for other variables.