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Table 3 Number of headache days and working days affected by headache in 3 months, and the impact of headaches on work productivity by WPAI

From: Disability, quality of life, productivity impairment and employer costs of migraine in the workplace

 

M

TTH

M/TTH

HA

p-valuea

Headache (days), mean (SD)

5.5 (8.4)

2.4 (6.5)

6.4 (12.3)

3.9 (10.4)

< 0.001

Severe Headache (days), mean (SD)

1.9 (3.6)

0.5 (2.4)

1.6 (2.6)

1.1 (4.6)

< 0.001

One day off (days), mean (SD)

0.3 (0.9)

0.1 (1.2)

0.2 (0.5)

0.1 (0.6)

0.084

Half day off (days), mean (SD)

0.2 (1.6)

0.1 (0.9)

0.1 (0.4)

0.1 (0.5)

0.081

Reduced productivity (days), mean (SD)

1.0 (2.4)

0.2 (1.3)

0.8 (2.1)

0.5 (2.3)

< 0.001

The impact of headaches on work productivity

 WPAI score, mean (SD)

4.7 (2.7)

2.0 (2.1)

4.1 (2.8)

3.5 (2.6)

< 0.001

  1. Continuous variables are reported as mean (SD) for non-missing observations
  2. M migraine group, TTH tension-type headache group, M/TTH a group that satisfies the diagnostic criteria for migraine and tension-type headache, HA a group that does not meet the diagnostic criteria for migraine or tension-type headache, WPAI work productivity and activity impairment questionnaire
  3. aOne-way ANOVA