Table 3.
Adjusted odds ratios (95% confidence intervals) in comparison to no headache for occupation with electronic media.†
| Any headache (n = 489) | Pure migraine (n = 42) | Pure TTH (n = 212) |
Migraine+TTH (n = 122) | MH (n = 113) |
|
|---|---|---|---|---|---|
| Mobile phone | |||||
| No mobile phone | 1 | 1 | 1 | 1 | 1 |
| <5 minutes | 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) |
| 6 - 15 minutes | 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) |
| 16 - 30 minutes | 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) |
| 30 minutes or more | 0.7 (0.3-1.7) | 0.9 (0.1-7.9) | 0.7 (0.2-2.4) | - | 1.1 (0.3-3.8) |
| Computer/internet | |||||
| Never | 1 | 1 | 1 | 1 | 1 |
| 30 minutes | 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 - 2 hours | 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) |
| 3 hours or more | 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) |
| Television/videos | |||||
| Never | 1 | 1 | 1 | 1 | 1 |
| 30 minutes | 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 - 2 hours | 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) |
| 3 hours or more | 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) |
| Game consoles | |||||
| Never | 1 | 1 | 1 | 1 | 1 |
| 30 minutes | 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 hours | 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) |
| 3 hours or more | 1.0 (0.4-2.3) | 1.2 (0.1-10.6) | 0.7 (0.2-2.5) | - | 2.7 (0.9-8.2) |
| Music | |||||
| Never | 1 | 1 | 1 | 1 | 1 |
| 30 minutes | 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) |
| 1 - 2 hours | 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) |
| 3 hours or more | 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) |
| Overall media index‡ | |||||
| Max. 30 minutes | 1 | 1 | 1 | 1 | 1 |
| 1 - 2 hours | 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) |
| 3 - 4 hours | 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) |
| 5 - 6 hours | 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) |
| 7 hours or more | 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) |
† Logistic regression models were adjusted for age group, sex, family condition and socio-economic status.
‡ The overall media index was estimated by adding up time spent with computer/internet, television/videos and game consoles.