Table 2 Risk factors of seizure frequency in the last 2 months among patients with epilepsy in University of Gondar Referral Hospital from Zero Inflated Negative Binomial Poisson Regression model, 2017 (n = 408)
Variables | Seizure frequency | CIRR(95% CI) | AIRR(95% CI) | P-value | ||
|---|---|---|---|---|---|---|
0 | 1_5 | ≥ 6 | ||||
Noise | ||||||
No | 169 | 80 | 1 | 1 | 1 | < 0.001 |
Yes | 73 | 76 | 9 | 2.89(2.08, 4.01) | 1.91(1.46, 2.49)*** | |
Light | ||||||
No | 208 | 108 | 4 | 1 | 1 | 0.011 |
Yes | 34 | 48 | 6 | 2.33(1.59, 3.41) | 1.48(1.09, 2.00)* | |
Humidity | ||||||
No | 234 | 147 | 8 | 1 | 1 | 0.147 |
Yes | 8 | 9 | 2 | 2.46(1.18, 5.13) | 1.62(0.84, 3.13) | |
Head injury | ||||||
No | 238 | 155 | 8 | 1 | 1 | 0.009 |
yes | 3 | 12 | 2 | 3.50(1.67, 7.34) | 1.71(1.14, 2.57)** | |
Meal on time | ||||||
No | 203 | 188 | 6 | 1 | 1 | 0.192 |
Yes | 39 | 38 | 4 | 1.69(1.12, 2.55) | 1.21(0.90, 1.62) | |
Sleep deprivation | ||||||
No | 216 | 213 | 6 | 1 | 1 | 0.035 |
Yes | 26 | 43 | 4 | 2.21(1.48, 3.36) | 1.41(1.02, 1.94)* | |
Strenuous exercise | ||||||
No | 222 | 133 | 6 | 1 | 1 | 0.607 |
Yes | 20 | 23 | 4 | 1.80(1.09, 2.99) | 1.10(0.76, 1.60) | |
Side effect | ||||||
No | 222 | 142 | 6 | 1 | 1 | 0.316 |
Yes | 20 | 14 | 4 | 1.87(1.08, 3.24) | 1.33(0.76, 2.35) | |
Variables | Seizure | COR(95% CI) | AOR(95% CI) | P-value | |
|---|---|---|---|---|---|
Zero | Non-Zero | ||||
Inflation model | |||||
Adherence | |||||
Non adherent | 95 | 132 | 1 | 1 | |
Adherent | 146 | 34 | 0.17(0.11, 0.26) | 18.18(3.49, 94.63)*** | 0.001 |
Wealth index | |||||
Poor | 70 | 83 | 1 | 1 | |
Middle | 100 | 46 | 0.38(0.24, 0.62) | 3.52(1.14, 11.02)* | 0.029 |
Rich | 72 | 37 | 0.43(0.26, 0.72) | 4.05(1.54, 10.69)** | 0.005 |
A Unit raise in sleeping hours | 0.89(0.81, 0.98) | 1.04(0.78, 1.40) | 0.750 | ||