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Table 1 Demographics of positive migraine screens and association with high migraine disability (n = 511)

From: A cross-sectional study on the burden and impact of migraine on work productivity and quality of life in selected workplaces in the Philippines

  Overall (n = 511) Low migraine disability (MIDAS I/II)
(n = 164)
High migraine disability (MIDAS III/IV)
(n = 208)
p-value Adjusted odds ratio (95% CI)
Females, n (%) 345 (67.5%) 94 (57.3%) 142 (68.2%) 0.029 1.60 (1.03–2.49)
Age, mean (SD) 31.6 (7.5) 32.3 (7.7) 31.5 (7.3) 0.287 0.98 (0.96–1.02)
Finished college, n (%) 406 (79.4%) 140 (85.3%) 156 (75.0%) 0.014 0.55 (0.31–0.96)
Employee rank, n (%)     0.293  
 Rank and file 272 (53.2%) 79 (48.2%) 117 (56.2%)   ref.
 First-level management 139 (27.2%) 50 (30.5%) 52 (25.0%)   0.91 (0.54–1.53)
 Middle & senior management 100 (18.6%) 35 (21.3%) 39 (18.8%)   0.84 (0.47–1.50)
Gross monthly income (PHP), n (%)     0.193 (not considered in final regression model due to collinearity with employee rank)
 Less than 20,000 187 (36.6%) 53 (32.3%) 74 (35.6%)   
 20,000 to 29,999 166 (32.5%) 50 (30.5%) 76 (36.5%)
 30,000 to 39,999 62 (12.1%) 22 (13.4%) 26 (12.5%)
 40,000 and above 158 (18.8%) 39 (23.8%) 32 (15.4%)
  1. Notes: 1. Models were adjusted for gender, age, educational attainment, and employee rank; 2. PHP: Philippine Pesos, Conversion rate approximately PHP50 = USD1; 3. MIDAS Grade data available for 372 of 511 positive migraine screens