Table 1.
Regressional analysis of factors associated with life time prevalence of Headache among students of College of Medicine and Health Sciences, University of Gondar, Ethiopia (n = 720), May, 2014
| Variable | Life time headache | Total (n, %) | OR with 95 % CI | |||
|---|---|---|---|---|---|---|
| Yes | Yes | Crude | Adjusted | |||
| Sex | Male | 408 | 112 | 520 (72.22 %) | 1 | 1 |
| Female | 176 | 24 | 200 (27.78 %) | 2.013 (1.252–3.237) | 2.722 (1.575–4.702) | |
| Age | 18–21 | 208 | 56 | 264 (36.67 %) | 0.743 (0.459–1.201) | 1.271 (0.534–1.725) |
| 22–25 | 216 | 48 | 264 (36.67 %) | 0.900 (0.550–1.472) | 1.423 (0.817–1.921) | |
| >25 | 160 | 32 | 192 (26.67 %) | 1 | 1 | |
| Ethnicity | Amhara | 300 | 82 | 382 (53.06 %) | 1 | 1 |
| Oromo | 87 | 17 | 104 (14.44 %) | 1.399 (0.788–2.484) | 1.635 (0.790–3.386) | |
| Others | 197 | 37 | 234 (32.5 %) | 1.455 (0.949–2.232) | 1.449 (0.891–2.358) | |
| Religion | orthodox | 400 | 99 | 499 (69.31 %) | 1 | 1 |
| Muslim | 72 | 15 | 87 (12.08 %) | 1.188 (0.653–2.161) | 0.88 (0.408–1.601) | |
| Protestantism | 80 | 14 | 94 (13.06 %) | 1.414 (0.769–2.600) | 0.774 (0.353–1.699) | |
| Others | 32 | 8 | 40 (5.56 %) | 0.990 (0.442–2.215) | 0.621 (0.254–1.518) | |
| Family history | Yes | 251 | 27 | 278 (38.61 %) | 3.043 (1.936–4.782) | 4.049 (2.465–6.653) |
| No | 333 | 109 | 442 (61.39 %) | 1 | 1 | |
| Department | Medicine | 176 | 32 | 208 (28.89 %) | 1.031 (0.672–1.583) | 1.118 (0.653–1.914) |
| Pharmacy | 111 | 16 | 127 (17.64 %) | 1.089 (0.657–1.806) | 1.166 (0.638–2.131) | |
| Others | 297 | 88 | 385 (53.47 %) | 1 | 1 | |
| Year of study | I | 150 | 30 | 180 (25.00 %) | 1.698 (0.875–3.295) | 2.132 (0.870–5.229) |
| II | 137 | 29 | 166 (23.06 %) | 1.604 (0.823–3.130) | 1.595 (0.684–3.717) | |
| III | 128 | 34 | 162 (22.50 %) | 1.279 (0.664–2.461) | 1.090 (0.471–2.519) | |
| IV | 116 | 25 | 141 (19.58 %) | 1.576 (0.792–3.134) | 1.123 (0.503–2.506) | |
| V | 53 | 18 | 71 (9.86 %) | 1 | 1 | |
| Lack of adequate vacation time | Yes | 212 | 18 | 230 (31.94 %) | 3.736 (2.213–6.308) | 3.863 (2.235–6.677) |
| No | 372 | 118 | 490 (68.06 %) | 1 | 1 | |
Adjusted odds ratio in bold refers factors which do have statistical association with the dependent variable