Table 3 Adjusted odds ratios (95% confidence intervals) in comparison to no headache for occupation with electronic media.†

1

1

1

1

1

1.1 (0.7-1.7)

1.1 (0.3-4.0)

1.3 (0.8-2.4)

0.9 (0.4-1.7)

0.9 (0.5-1.7)

1.2 (0.7-2.0)

1.7 (0.4-7.0)

1.3 (0.6-2.6)

1.2 (0.5-2.7)

0.8 (0.3-1.8)

1.0 (0.4-2.2)

0.5 (0.1-4.8)

0.6 (0.2-2.1)

0.9 (0.2-3.6)

1.5 (0.5-4.4)

0.7 (0.3-1.7)

0.9 (0.1-7.9)

0.7 (0.2-2.4)

-

1.1 (0.3-3.8)

1

1

1

1

1

1.2 (0.8-1.9)

0.8 (0.3-2.4)

1.3 (0.7-2.4)

2.3 (1.1-5.1)

0.8 (0.4-1.5)

1.3 (0.9-2.0)

1.2 (0.4-3.4)

1.4 (0.8-2.6)

1.6 (0.7-3.5)

1.0 (0.5-1.8)

1.2 (0.7-2.1)

0.6 (0.1-2.8)

1.5 (0.7-3.1)

1.9 (0.7-4.9)

1.0 (0.4-2.1)

1

1

1

1

1

1.1 (0.6-2.0)

1.7 (0.2-14.6)

1.7 (0.8-4.0)

0.7 (0.3-1.5)

1.0 (0.3-2.8)

1.0 (0.5-1.7)

2.8 (0.2-22.9)

1.3 (0.6-3.0)

0.6 (0.3-1.2)

1.2 (0.4-3.2)

0.9 (0.4-1.8)

3.3 (0.4-29.9)

0.8 (0.3-2.4)

0.7 (0.2-1.9)

1.0 (0.3-3.5)

1

1

1

1

1

1.4 (0.9-2.0)

2.2 (0.9-5.5)

1.4 (0.9-2.2)

1.3 (0.7-2.4)

1.3 (0.7-2.3)

1.2 (0.8-2.0)

1.7 (0.4-6.7)

0.7 (0.3-1.4)

1.3 (0.6-3.0)

2.4 (1.2-4.9)

1.0 (0.4-2.3)

1.2 (0.1-10.6)

0.7 (0.2-2.5)

-

2.7 (0.9-8.2)

1

1

1

1

1

1.8 (1.1-3.1)

4.0 (0.5-31.8)

1.4 (0.7-2.7)

2.7 (0.9-8.0)

1.8 (0.7-4.3)

2.1 (1.2-3.7)

1.9 (0.2-16.6)

2.0 (1.0-4.0)

3.8 (1.3-11.1)

1.4 (0.6-3.6)

2.0 (1.2-3.5)

5.0 (0.6-39.6)

1.7 (0.8-3.4)

2.3 (0.7-7.1)

2.2 (0.9-5.4)

1

1

1

1

1

0.7 (0.4-1.3)

0.6 (0.1-3.4)

0.7 (0.3-1.9)

0.8 (0.3-2.0)

0.5 (0.2-1.4)

0.8 (0.4-1.6)

0.6 (0.1-3.2)

1.1 (0.4-2.6)

0.6 (0.2-1.6)

0.6 (0.2-1.7)

0.6 (0.3-1.3)

0.8 (0.1-4.4)

0.6 (0.3-1.7)

0.8 (0.3-2.2)

0.6 (0.2-1.7)

0.7 (0.3-1.5)

0.6 (0.1-3.7)

0.7 (0.3-2.1)

0.5 (0.1-1.6)

0.8 (0.3-2.5)