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. 2010 Jun 22;340:c3077. doi: 10.1136/bmj.c3077

Table 2.

 Odds ratios (95% confidence intervals) for categories of three exposure metrics by site of cancer in children aged 0-4

Exposure category* Distance from nearest base station (m) Total power output (kW) Modelled power density (dBm)
Cases Unadjusted Adjusted† Adjusted‡ Cases Unadjusted Adjusted† Adjusted‡ Cases Unadjusted Adjusted† Adjusted‡
All cancers
Lowest 484 1.00 1.00 1.00 808 1.00 1.00 1.00 482 1.00 1.00 1.00
Intermediate 448 0.91 (0.79 to 1.05) 0.92 (0.80 to 1.07) 0.93 (0.80 to 1.08) 298 1.00 (0.86 to 1.16) 1.01 (0.87 to 1.17) 1.01 (0.87 to 1.18) 456 0.97 (0.84 to 1.12) 1.00 (0.86 to 1.16) 1.01 (0.87 to 1.18)
Highest 465 0.95 (0.82 to 1.10) 0.98 (0.84 to 1.14) 1.00 (0.85 to 1.17) 291 0.97 (0.83 to 1.13) 1.00 (0.8 to 1.17) 1.03 (0.87 to 1.21) 459 0.98 (0.85 to 1.13) 1.00 (0.86 to 1.17) 1.02 (0.88 to 1.20)
P (trend) 0.39 0. 64 0.85 0.68 0.98 0.75 0.70 0.99 0.79
Brain and central nervous system
Lowest 85 1.00 1.00 1.00 150 1.00 1.00 1.00 93 1.00 1.00 1.00
Intermediate 85 0.93 (0.67 to 1.29) 0.94 (0.67 to 1.31) 0.95 (0.67 to 1.34) 56 1.03 (0.73 to 1.45) 1.03 (0.72 to 1.46) 1.02 (0.72 to 1.46) 80 0.99 (0.71 to 1.37) 1.00 (0.71 to 1.40) 0.97 (0.69 to 1.37)
Highest 81 0.93 (0.66 to 1.31) 0.94 (0.65 to 1.36) 0.95 (0.65 to 1.38) 45 0.84 (0.58 to 1.21) 0.84 (0.56 to 1.27) 0.83 (0.54 to 1.25) 78 0.78 (0.55 to 1.12) 0.77 (0.53 to 1.12) 0.76 (0.51 to 1.12)
P (trend) 0.64 0.73 0.75 0.34 0.41 0.36 0.35 0.39 0.33
Leukaemia and non-Hodgkin’s lymphoma
Lowest 182 1.00 1.00 1.00 305 1.00 1.00 1.00 179 1.00 1.00 1.00
Intermediate 167 0.94 (0.75 to 1.19) 0.96 (0.76 to 1.22) 0.99 (0.78 to 1.27) 112 1.04 (0.82 to 1.33) 1.05 (0.82 to 1.34) 1.08 (0.84 to 1.38) 179 1.07 (0.85 to 1.35) 1.11 (0.87 to 1.41) 1.16 (0.90 to 1.48)
Highest 178 0.98 (0.78 to 1.24) 1.00 (0.78 to 1.28) 1.05 (0.81 to 1.35) 110 1.02 (0.80 to 1.31) 1.04 (0.80 to 1.35) 1.08 (0.8 to 1.42) 169 0.98 (0.77 to 1.25) 0.99 (0.77 to 1.28) 1.03 (0.79 to 1.34)
P (trend) 0.82 0.95 0.75 0.87 0.80 0.58 0.88 0.74 0.51

*For distance (m): lowest= ≥1071.8, intermediate=612.1-1071.7, highest=0-612.0; for total power output (kW): lowest= 0, intermediate= 0.001-4.742, highest=≥4.743; for modelled power density (dBm): lowest= −70-−26.4659, intermediate= −26.4658-−17.6966; highest= ≥−17.6965 (equivalent to lowest= 0-0.002256, intermediate=0.002257-0.016996, highest= ≥0.016997 in mW/m2).

†Percentage of population with education to degree level or higher and Carstairs deprivation score.

‡Percentage of population with education to degree level or higher, Carstairs deprivation score, population density, and population mixing.