Table 2 Associations of health care utilization and workplace productivity losses with migraine disability (high or MIDAS III/IV vs low or MIDAS I/II)
Odds ratio | Standard error | p-value | 95% confidence interval | |
Health care utilization | ||||
Consulted a doctor in the past 3 months | 3.11 | 0.88 | < 0.0001 | 1.78–5.43 |
Took medication in the past 3 months | 1.67 | 0.58 | 0.137 | 0.85–3.30 |
Undergone lab tests in the past 3 months | 1.84 | 0.54 | 0.038 | 1.03–3.27 |
Visited emergency department during the past 12 months | 2.09 | 0.54 | 0.005 | 1.25–3.48 |
Hospitalized during the past 12 months | 1.85 | 0.60 | 0.058 | 0.98–3.47 |
Workplace productivity losses | ||||
Logistic regression (part 1) of two-part model | ||||
Reported at least 1 day of absenteeism in the past 3 months | 6.63 | 1.65 | < 0.0001 | 4.07–10.81 |
Reported at least 1 day of presenteeism in the past three months | 2.49 | 0.34 | < 0.0001 | 1.83–3.15 |
Reported at least 1 day of absenteeism or presenteeism in the past 3 months | 2.73 | 0.41 | < 0.0001 | 1.93–3.54 |
Generalized linear model with log link family and gamma distribution for absenteeism and Poisson distribution for presenteeism and total workdays lost to migraine (part 2) of two-part model | ||||
Marginal effect | Standard error | p-value | 95% confidence interval | |
Number of days of absenteeism in the past 3 months | 2.67 | 0.33 | < 0.0001 | 2.04–3.31 |
Number of days of presenteeism in the past 3 months | 5.08 | 0.31 | < 0.0001 | 4.48–5.69 |
Total number of days lost due to migraine in the past 3 months | 8.08 | 0.39 | < 0.0001 | 7.31–8.86 |
Monthly costs due to absenteeism (PHP) | 974.3 | 118.3 | < 0.0001 | 742.5–1206.1 |
Monthly costs due to presenteeism (PHP) | 1889.4 | 39.0 | < 0.0001 | 1813.0–1965.8 |
Total monthly costs due to migraine (PHP) | 2982.2 | 52.3 | < 0.0001 | 2879.7–3084.6 |