Table 2.
Odds ratios (OR) of the cohort analysis based on exposure categories
| n with symptoms / | Medium exposure (>50th to ≤ 75th percentile)b | High exposure (>75th percentile)b | |||||
|---|---|---|---|---|---|---|---|
| n total | 50 th perc [μW/m2] | OR (95 % CI) crude | OR (95 % CI) adjusteda | 75 th perc [μW/m2] | OR (95 % CI) crude | OR (95 % CI) adjusteda | |
| headache | |||||||
| broadcast transmitter | 40/341 | 0.96 | 1.23 (0.55 to 2.73) | 1.17 (0.52 to 2.66) | 2.8 | 1.45 (0.65 to 3.25) | 1.26 (0.55 to 2.91) |
| total downlink | 40/341 | 3.79 | 0.65 (0.26 to 1.58) | 0.57 (0.23 to 1.44) | 11.01 | 1.20 (0.56 to 2.57) | 1.07 (0.49 to 2.34) |
| total | 40/341 | 5.82 | 0.77 (0.32 to 1.81) | 0.67 (0.27 to 1.62) | 13.38 | 1.11 (0.51 to 2.43) | 0.95 (0.42 to 2.14) |
| tiredness | |||||||
| broadcast transmitter | 73/228 | 0.96 | 0.83 (0.41 to 1.67) | 0.67 (0.32 to 1.41) | 2.8 | 1.44 (0.74 to 2.81) | 1.35 (0.66 to 2.77) |
| total downlink | 73/228 | 3.79 | 1.98 (0.98 to 3.98) | 1.71 (0.81 to 3.57) | 11.01 | 3.24 (1.63 to 6.43) | 3.68 (1.76 to 7.66) |
| total | 73/228 | 5.82 | 1.57 (0.78 to 3.16) | 1.47 (0.69 to 3.14) | 13.38 | 2.81 (1.43 to 5.51) | 2.94 (1.43 to 6.05) |
| lack of concentration | |||||||
| broadcast transmitter | 44/343 | 0.96 | 2.48 (1.14 to 5.43) | 2.86 (1.28 to 6.42) | 2.8 | 2.45 (1.12 to 5.35) | 2.78 (1.23 to 6.27) |
| total downlink | 44/343 | 3.79 | 1.35 (0.63 to 2.90) | 1.51 (0.68 to 3.35) | 11.01 | 1.48 (0.69 to 3.20) | 1.51 (0.69 to 3.30) |
| total | 44/343 | 5.82 | 1.33 (0.62 to 2.84) | 1.64 (0.73 to 3.68) | 13.38 | 1.25 (0.57 to 2.70) | 1.31 (0.59 to 2.89) |
| exhaustibility | |||||||
| broadcast transmitter | 51/361 | 0.96 | 1.44 (0.71 to 2.94) | 1.28 (0.61 to 2.68) | 2.8 | 1.48 (0.72 to 3.06) | 1.32 (0.62 to 2.84) |
| total downlink | 51/361 | 3.79 | 1.16 (0.55 to 2.42) | 1.00 (0.47 to 2.15) | 11.01 | 1.41 (0.70 to 2.83) | 1.33 (0.65 to 2.72) |
| total | 51/361 | 5.82 | 1.26 (0.61 to 2.58) | 1.08 (0.50 to 2.31) | 13.38 | 1.18 (0.58 to 2.42) | 1.10 (0.52 to 2.30) |
| lack of energy | |||||||
| broadcast transmitter | 53/353 | 0.96 | 1.08 (0.52 to 2.24) | 1.07 (0.51 to 2.29) | 2.8 | 1.49 (0.74 to 2.98) | 1.45 (0.69 to 3.03) |
| total downlink | 53/353 | 3.79 | 1.08 (0.52 to 2.25) | 1.04 (0.49 to 2.21) | 11.01 | 1.51 (0.76 to 3.00) | 1.45 (0.72 to 2.95) |
| total | 53/353 | 5.82 | 1.70 (0.84 to 3.41) | 1.70 (0.81 to 3.58) | 13.38 | 1.48 (0.72 to 3.03) | 1.46 (0.69 to 3.08) |
| physical ill-being | |||||||
| broadcast transmitter | 55/280 | 0.96 | 0.61 (0.28 to 1.34) | 0.71 (0.31 to 1.60) | 2.8 | 0.87 (0.42 to 1.80) | 0.91 (0.41 to 1.99) |
| total downlink | 55/280 | 3.79 | 1.45 (0.70 to 3.00) | 1.72 (0.78 to 3.77) | 11.01 | 1.62 (0.80 to 3.27) | 1.95 (0.92 to 4.11) |
| total | 55/280 | 5.82 | 1.19 (0.57 to 2.47) | 1.55 (0.67 to 3.58) | 13.38 | 1.58 (0.78 to 3.19) | 2.07 (0.97 to 4.39) |
a adjusted for age, sex, nationality, school level, physical activity, alcohol, education of parents and change in body height between baseline and follow-up
b < =50th percentile as reference group