Summer temperature distributions, number of deaths, increments in relative risk/°C under the linear-threshold model, and attributable deaths, in the conurbations
| Region | Distribution of summer daily maximum temperature | Deaths | Heat–mortality slope as % per degree above the threshold (95% CI) | Deaths attributable to heat | ||||
| Mean | (min, max) | 93rd centile* (threshold) | Mean daily | Total | % | No | ||
| North East | 18.4 | (8.9, 29.4) | 20.9 | 72.0 | 122923 | 0.8 (0.2, 1.3) | 0.3 | 398 |
| North West | 19.3 | (11.5, 32.0) | 21.7 | 189.0 | 322820 | 1.3 (1.0, 1.6) | 0.6 | 2067 |
| Yorkshire & Humberside | 19.5 | (10.5, 30.3) | 22.2 | 131.8 | 225044 | 1.7 (1.3, 2.1) | 0.8 | 1820 |
| Wales | 19.6 | (12.4, 31.6) | 21.6 | 83.8 | 143142 | 2.0 (1.5, 2.5) | 0.8 | 1191 |
| West Midlands | 20.3 | (9.9, 33.8) | 23.0 | 136.2 | 232711 | 2.2 (1.9, 2.6) | 1.1 | 2587 |
| East Midlands | 20.3 | (9.7, 32.3) | 23.0 | 107.0 | 182694 | 2.3 (1.9, 2.8) | 1.2 | 2179 |
| South West | 20.1 | (12.3, 30.9) | 22.3 | 136.1 | 232520 | 2.1 (1.7, 2.5) | 0.9 | 1986 |
| South East | 21.0 | (10.2, 34.0) | 23.5 | 200.4 | 342203 | 2.6 (2.2, 2.9) | 1.2 | 4062 |
| East | 21.2 | (10.5, 34.5) | 23.9 | 132.2 | 225749 | 2.4 (2.0, 2.8) | 1.1 | 2568 |
| London | 21.8 | (10.7, 37.3) | 24.7 | 149.7 | 255713 | 3.8 (3.4, 4.1) | 2.0 | 5124 |
| Overall | 144.9 | 2285519 | 2.1 (1.6–2.6)† | 1.0 | 23982 | |||