Table 4.
Association between dietary supplement-use and demographic and lifestyle characteristics in female interns, 2009
| Variable | Supplement-use (N=86) No. (%) | Unadjusted OR* (95% CI)† | p value | Adjusted OR‡ (95% CI) | p value |
|---|---|---|---|---|---|
| Marital status | |||||
| Single | 63 (43.8) | 1.08 (0.57-2.02) | 0.8 | 0.95 (0.48-1.91) | 0.9 |
| Married | 23 (41.8) | 1 | 1 | ||
| Residence status | |||||
| Home | 68 (47.2) | 1.83 (0.95-3.52) | 0.06 | 1.61 (0.80-3.21) | 0.1 |
| Dormitory | 18 (32.7) | 1 | 1 | ||
| Period of internship (months) | |||||
| <6 | 26 (45.6) | 1.17 (0.59-2.31) | 0.6 | 1.08 (0.51-2.30) | 0.8 |
| 6-12 | 25 (43.1) | 1.06 (0.53-2.08) | 0.8 | 0.98 (0.48-2.01) | 0.9 |
| 13-18 | 35 (41.7) | 1 | 1 | ||
| Smoking | |||||
| Yes | 13 (40.6) | 1.13 (0.52-2.44) | 0.7 | 1.30 (0.57-2.97) | 0.5 |
| No | 73 (43.7) | 1 | 1 | ||
| Physical activity (times/week) | |||||
| 0 | 27 (47.4) | 0.84 (0.34-2.05) | 0.7 | 0.90 (0.34-2.35) | 0.8 |
| 1-2 | 44 (38.9) | 0.59 (0.26-1.35) | 0.2 | 0.57 (0.24-1.38) | 0.2 |
| 3 and more | 15 (51.7) | 1 | 1 | ||
| Perceived health status | |||||
| Excellent | 26 (55.3) | 2.53 (1.15-5.56) | 0.02 | 1.82 (0.74-4.44) | 0.1 |
| Good | 40 (44.0) | 1.60 (0.81-3.16) | 0.1 | 1.34 (0.65-2.78) | 0.4 |
| Moderate/Poor/Very poor | 20 (32.8) | 1 | 1 | ||
| Breakfast consumption | |||||
| Always | 63 (52.5) | 2.69 (1.47-4.92) | 0.001 | 2.20 (1.11-4.38) | 0.02 |
| Occasionally/Never | 23 (29.1) | 1 | 1 | ||
| Total N=356 |
*Odds ratio
†Confidence interval
‡Adjusted for marital status, residence, period of internship, smoking, physical activity, perceived health status, and breakfast consumption