Adjusted conditional logistic regression by side of use of mobile phone using two methods
| Gliomas | Meningiomas | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Ipsilateral | Contralateral | Ipsilateral | Contralateral | |||||||||
| Ca | Co | OR* (95% CI) | Ca | Co | OR* (95% CI) | Ca | Co | OR† (95% CI) | Ca | Co | OR† (95% CI) | |
| Initial analysis | ||||||||||||
| Cumulative duration of calls (hours) | ||||||||||||
| Not regular user | 107 | 173 | Reference | 107 | 148 | Reference | 114 | 163 | Reference | 114 | 169 | Reference |
| <43 | 11 | 45 | 0.43 (0.21 to 0.88) | 9 | 42 | 0.24 (0.10 to 0.57) | 10 | 32 | 0.39 (0.16 to 0.96) | 10 | 27 | 0.53 (0.23 to 1.19) |
| (43–112) | 11 | 44 | 0.39 (0.18 to 0.84) | 6 | 27 | 0.23 (0.08 to 0.63) | 6 | 30 | 0.34 (0.13 to 0.85) | 6 | 31 | 0.26 (0.10 to 0.68) |
| (113–338) | 18 | 36 | 0.87 (0.43 to 1.75) | 4 | 28 | 0.13 (0.04 to 0.44) | 1 | 34 | 0.03 (0.01 to 0.25) | 8 | 31 | 0.39 (0.17 to 0.92) |
| (339–895) | 11 | 20 | 0.86 (0.38 to 1.93) | 9 | 21 | 0.51 (0.21 to 1.28) | 3 | 13 | 0.30 (0.08 to 1.15) | 0 | 16 | |
| ≥896 | 9 | 7 | 2.11 (0.73 to 6.08) | 9 | 12 | 0.66 (0.23 to 1.89) | 6 | 4 | 2.29 (0.58 to 8.97) | 6 | 6 | 1.18 (0.34 to 4.12) |
| Interphone’s method | ||||||||||||
| Cumulative duration of calls (hours) | ||||||||||||
| Not regular user | 83 | 137 | Reference | 83 | 126 | Reference | 76 | 126 | Reference | 80 | 140 | Reference |
| <43 | 5 | 32 | 0.29 (0.11 to 0.80) | 3 | 20 | 0.25 (0.07 to 0.95) | 4 | 9 | 0.64 (0.15 to 2.73) | 6 | 10 | 0.99 (0.34 to 2.90) |
| (43–112) | 6 | 23 | 0.44 (0.16 to 1.23) | 4 | 16 | 0.33 (0.10 to 1.08) | 3 | 16 | 0.37 (0.10 to 1.39) | 1 | 12 | 0.13 (0.02 to 1.07) |
| (113–338) | 7 | 19 | 0.78 (0.27 to 2.24) | 4 | 17 | 0.25 (0.06 to 1.02) | 0 | 11 | 6 | 16 | 0.65 (0.23 to 1.80) | |
| (339–895) | 7 | 8 | 1.69 (0.52 to 5.49) | 2 | 13 | 0.23 (0.05 to 1.11) | 1 | 7 | 0.14 (0.02 to 1.24) | 0 | 6 | |
| ≥896 | 4 | 2 | 4.21 (0.70 to 25.52) | 5 | 4 | 1.61 (0.36 to 7.14) | 3 | 3 | 2.27 (0.42 to 12.39) | 3 | 3 | 1.24 (0.21 to 7.48) |
CERENAT, 2004–2006, France.
*OR adjusted for level of education and ionizing radiation exposure.
†Odds ratio adjusted for level of education.