Table 1 Deaths in flooded and non-flooded areas in the year before and after the flood onset
|  | Flooded area | Non-flooded boundary area ≤5 km | Ratio (95%CI) of change in flooded/non-flooded areas [(B/A)/(D/C)] | ||||
|---|---|---|---|---|---|---|---|
| Â | Year before flood (A) | Year after flood (B) | Ratio (B/A) | Year before flood (C) | Year after flood (D) | Ratio (D/C) | Â |
All areas | 771 | 693 | 0.90 | 286793 | 285289 | 0.99 | 0.90 (0.82 - 1.00) |
Age (years) | Â | Â | Â | Â | Â | Â | Â |
   0-64 | 136 | 127 | 0.93 | 49437 | 48724 | 0.99 | 0.95 (0.74 - 1.21) |
   65-74 | 137 | 118 | 0.86 | 57451 | 55117 | 0.96 | 0.92 (0.72 - 1.18) |
   75-84 | 234 | 204 | 0.87 | 95045 | 94352 | 0.99 | 0.87 (0.72 - 1.05) |
   85+ | 264 | 244 | 0.92 | 84860 | 87096 | 1.03 | 0.88 (0.73 - 1.05) |
Sex | Â | Â | Â | Â | Â | Â | Â |
   Men | 369 | 332 | 0.90 | 136511 | 135225 | 0.99 | 0.90 (0.78 - 1.05) |
   Women | 402 | 361 | 0.90 | 150282 | 150064 | 1.00 | 0.89 (0.77 - 1.03) |
Cause of death | Â | Â | Â | Â | Â | Â | Â |
   Infectious | 2 | 7 | 3.60 | 1885 | 2056 | 1.09 | 3.10 (0.70 - 13.8) |
   Cardiovascular | 311 | 289 | 0.89 | 113725 | 113138 | 0.99 | 0.92 (0.79 - 1.09) |
   Respiratory | 116 | 104 | 0.90 | 46565 | 41569 | 0.89 | 0.97 (0.74 - 1.27) |
   Mental illness | 23 | 20 | 0.87 | 5798 | 6648 | 1.15 | 0.74 (0.41 - 1.35) |
   External | 20 | 28 | 1.40 | 8682 | 8768 | 1.01 | 1.41 (0.79 - 2.52) |
   All others | 299 | 245 | 0.82 | 110139 | 113110 | 1.03 | 1.03 (0.81 - 0.96) |
Urban/rural | Â | Â | Â | Â | Â | Â | Â |
   Urban | 470 | 428 | 0.91 | 233651 | 232068 | 0.99 | 0.91 (0.80 - 1.04) |
   Rural | 301 | 265 | 0.88 | 53142 | 53221 | 1.00 | 0.88 (0.74 - 1.04) |
Deprivation quintile | Â | Â | Â | Â | Â | Â | Â |
   Q1 (least deprived) | 205 | 179 | 0.87 | 57222 | 57161 | 1.00 | 0.87 (0.71 - 1.07) |
   Q2 | 176 | 166 | 0.94 | 57306 | 57165 | 1.00 | 0.90 (0.72 - 1.11) |
   Q3 | 193 | 183 | 0.95 | 57261 | 57003 | 1.00 | 0.97 (0.79 - 1.19) |
   Q4 | 133 | 120 | 0.90 | 57217 | 57171 | 1.00 | 0.89 (0.70 - 1.14) |
   Q5 (most deprived) | 64 | 45 | 0.70 | 57787 | 56789 | 0.98 | 0.74 (0.51 - 1.09) |
Place of death | Â | Â | Â | Â | Â | Â | Â |
   Home | 159 | 132 | 0.83 | 56215 | 54866 | 0.98 | 0.84 (0.67 - 1.06) |
   Hospital | 395 | 353 | 0.89 | 161496 | 161064 | 1.00 | 0.88 (0.77 - 1.02) |
   Hospice | 43 | 30 | 0.70 | 13024 | 13054 | 1.00 | 0.71 (0.45 - 1.15) |
   Nursing home | 84 | 83 | 0.99 | 27387 | 27975 | 1.02 | 0.95 (0.70 - 1.30) |
   Residential home | 71 | 65 | 0.92 | 21067 | 20597 | 0.98 | 0.90 (0.64 - 1.26) |
   Other | 19 | 30 | 1.58 | 7604 | 7733 | 1.02 | 1.53 (0.85 - 2.76) |