Table 4 . Association between menstrual disturbances and study variables using logistic regression analysis for female workers in a pharmaceutical factory in Iran .
| Variable | Status | Adjusted OR | 95% CI | P.v |
| Solvents Exposure |
Non-exposure (n=207) Low exposure (n=145) high exposure (n=73) |
1.00 3.40 9.69 |
----------- 1.56-7.38 4.02-23.35 |
------ 0.002 0.001 |
| Age (year) |
≤ 31 (n=195) > 31 (n=230) |
1.00 3.97 |
----------- 1.80-8.76 |
------- 0.001 |
| Age of menarche (year) |
11-16 (n=397) > 16 or <11 (n=28) |
1.00 2.86 |
-------- 1.12-5.01 |
------- 0.035 |
| Work of duration (year) |
≤ 8.5 (n=200) > 8.5 (n=225) |
1.00 5.73 |
----------- 2.57-12.77 |
------- 0.001 |
| Body mass index (kg/m2) |
≤ 23.5 (n=210) > 23.5 (n=215) |
1.00 1.96 |
----------- 1.01-3.80 |
------- 0.046 |
| Marital status |
Single(n=76) Married (n=330) Other status (n=19) |
1.00 1.28 1.65 |
----------- 0.51-2.61 0.66-3.21 |
------ 0.595 0.552 |
| Regular exercise |
Yes(n=70) No(n=355) |
1.00 10.90 |
----------- 2.79-42.53 |
------- 0.001 |
| Shift work |
No (n=343) Yes (n=82) |
1.00 4.12 |
----------- 1.95-8.71 |
------- 0.001 |
| Perceived job satisfaction |
High (n=71) Medium (n=140) Low (n=214) |
1.00 2.45 2.90 |
----------- 1.12-5.39 1.25-6.75 |
------- 0.025 0.013 |
| Perceived job stress |
None (n=29) Low (n=137) Medium (n=202) High (n=57) |
1.00 2.55 2.97 3.12 |
------ 1.16-5.65 1.32-6.83 1.56-7.02 |
------- 0.035 0.012 0.005 |