Table 4 Linear regression analysis of serum transthyretin and long-term use of wireless telephones
Group | n | Standardized β coefficient | 95% CI | p |
|---|---|---|---|---|
Cumulative use (hours), mobile telephone/DECT | ||||
-Mobile telephones + DECT | 308 | 0.08 | -0.02 to 0.18 | 0.11 |
-Men | 132 | 0.10 | -0.07 to 0.28 | 0.24 |
-Women | 176 | 0.09 | -0.06 to 0.23 | 0.25 |
-Mobile telephones | 305 | 0.08 | -0.02 to 0.19 | 0.11 |
-Men | 131 | 0.16 | -0.02 to 0.33 | 0.08 |
-Women | 174 | -0.02 | -0.17 to 0.13 | 0.80 |
-Analogue | 58 | 0.24 | -0.02 to 0.50 | 0.07 |
-Men | 45 | 0.26 | -0.05 to 0.56 | 0.10 |
-Women | 13 | 0.17 | -0.53 to 0.87 | 0.61 |
-Digital | 302 | 0.08 | -0.02 to 0.18 | 0.13 |
-Men | 130 | 0.15 | -0.03 to 0.32 | 0.10 |
-Women | 172 | -0.01 | -0.16 to 0.14 | 0.85 |
-UMTS | 49 | -0.11 | -0.38 to 0.15 | 0.41 |
-Men | 31 | -0.18 | -0.54 to 0.17 | 0.31 |
-Women | 18 | 0.32 | -0.29 to 0.92 | 0.28 |
-DECT | 279 | 0.04 | -0.07 to 0.14 | 0.50 |
-Men | 117 | -0.13 | -0.31 to 0.06 | 0.17 |
-Women | 162 | 0.10 | -0.05 to 0.25 | 0.18 |
Years since first use, mobile telephone/DECT | ||||
Mobile telephones + DECT | 309 | 0.13 | 0.02 to 0.24 | 0.03 |
-Men | 133 | 0.19 | 0.01 to 0.38 | 0.04 |
-Women | 176 | 0.10 | -0.05 to 0.25 | 0.20 |
-Mobile telephones | 306 | 0.09 | -0.03 to 0.20 | 0.13 |
-Men | 132 | 0.20 | 0.01 to 0.38 | 0.04 |
-Women | 174 | 0.01 | -0.14 to 0.16 | 0.90 |
-Analogue | 59 | 0.34 | 0.07 to 0.61 | 0.01 |
-Men | 46 | 0.33 | 0.01 to 0.64 | 0.045 |
-Women | 13 | 0.48 | -0.18 to 1.14 | 0.14 |
-Digital | 302 | 0.06 | -0.05 to 0.17 | 0.29 |
-Men | 130 | 0.14 | -0.05 to 0.33 | 0.14 |
- Women | 172 | 0.03 | -0.12 to 0.17 | 0.74 |
-UMTS | 49 | -0.04 | -0.30 to 0.23 | 0.78 |
-Men | 31 | -0.38 | -0.71 to -0.06 | 0.02 |
-Women | 18 | 0.48 | 0.01 to 0.94 | 0.047 |
-DECT | 279 | 0.05 | -0.05 to 0.16 | 0.33 |
-Men | 117 | 0.02 | -0.17 to 0.20 | 0.85 |
-Women | 162 | 0.09 | -0.07 to 0.24 | 0.26 |