Table 3 Odds Ratios (OR) and 95% Confidence Intervals (CI) of sleep quality in relation migraine status

Poor sleep quality

  No

1.00 (Reference)

1.00 (Reference)

1.00 (Reference)

 Yes

2.27 (1.52-3.39)

2.31 (1.59-3.46)

2.26 (1.50-3.39)

Short sleep duration (<7 hours)

 No

1.00 (Reference)

1.00 (Reference)

1.00 (Reference)

 Yes

1.91 (1.34-2.73)

2.01 (1.40-2.89)

2.05 (1.42-2.97)

Long sleep latency (>30 min)

 No

1.00 (Reference)

1.00 (Reference)

1.00 (Reference)

 Yes

1.94 (1.36-2.79)

1.90 (1.32-2.73)

1.97 (1.36-2.85)

Day dysfunction due to sleep

 No

1.00 (Reference)

1.00 (Reference)

1.00 (Reference)

 Yes

1.66 (1.12-2.45)

1.60 (1.08-2.37)

1.50 (1.00-2.25)

Poor sleep efficiency (<85%)

 No

1.00 (Reference)

1.00 (Reference)

1.00 (Reference)

 Yes

1.85 (1.27-2.69)

1.92 (1.31-2.82)

1.94 (1.32-2.85)

Sleep medicine use

 No

1.00 (Reference)

1.00 (Reference)

1.00 (Reference)

 Yes

2.06 (0.86-4.91)

1.68 (0.66-4.24)

1.73 (0.68-4.39)