Fatal drowning and drowning-related hospitalisations by age group and ethnicity, χ2 analysis (p value), females, New Zealand, 2003–2019
| Total | Fatal drowning | Hospitalisation | χ2 (p value) | |
| N (%) | N (%) | N (%) | ||
| Total | 1087 (100.0) | 261 (24.0) | 826 (76.0) | – |
| Age group* (years) | ||||
| 0–4 | 246 (22.6) | 40 (15.3) | 206 (24.9) | 10.469 (p=0.001) |
| 5–14 | 146 (13.4) | 15 (5.7) | 131 (15.9) | 17.443 (p<0.001) |
| 15–24 | 175 (16.1) | 35 (13.4) | 140 (16.9) | 1.839 (p=0.175) |
| 25–34 | 99 (9.1) | 23 (8.8) | 76 (9.2) | 0.036 (p=0.849) |
| 35–44 | 115 (10.6) | 39 (14.9) | 76 (9.2) | 6.911 (p=0.009) |
| 45–54 | 97 (8.9) | 33 (12.6) | 64 (7.7) | 5.848 (p=0.016) |
| 55–64 | 87 (8.0) | 28 (10.7) | 59 (7.1) | 3.462 (p=0.063) |
| 65+ | 122 (11.2) | 48 (18.4) | 74 (9.0) | 17.708 (p<0.001) |
| Ethnicity† | ||||
| Asian | 68 (6.3) | 25 (9.6) | 43 (5.2) | 6.624 (p=0.010) |
| Māori | 235 (21.6) | 44 (16.9) | 191 (23.1) | 4.406 (p=0.036) |
| NZ European | 572 (52.6) | 152 (58.2) | 420 (50.8) | 4.856 (p=0.028) |
| Other | 122 (11.2) | 21 (8.0) | 101 (12.2) | 3.369 (p=0.066) |
| Pacific Peoples | 79 (7.3) | 15 (5.7) | 64 (7.7) | 1.125 (p=0.289) |
| Unknown | 11 (1.0) | 4 (1.5) | 7 (0.8) | – |
| Season | ||||
| Summer | 536 (49.3) | 125 (47.9) | 411 (49.8) | 2.615 (p=0.455) |
| Autumn | 210 (19.3) | 51 (19.5) | 159 (19.2) | |
| Winter | 133 (12.2) | 39 (14.9) | 94 (11.4) | |
| Spring | 208 (19.1) | 46 (17.6) | 162 (19.6) | |
*P=0.004.
†P=0.008.