Table 5 Results of applying Poisson regression to various injuries by gender, age group, time period and Congdon's social fragmentation
Social fragmentation | Boys 10–14 yr 1993–95 | 2003–05 | Boys 15–19 yr 1993–95 | 2003–05 | Girls 10–14 yr 1993–95 | 2003–05 | Girls 15–19 yr 1993–95 | 2003–05 |
|---|---|---|---|---|---|---|---|---|
Fall injuries | Â | Â | Â | Â | Â | Â | Â | Â |
I | 1.00 | 1.00 | 1.00 | 1.00 | 1.00 | 1.00 | 1.00 | 1.00 |
II | 0.91 (0.52–1.62) | 1.03 (0.68–1.54) | 1.69 (0.81–3.53) | 1.01 (0.59–1.73) | 1.11 (0.46–2.68) | 1.05 (0.61–1.81) | 1.05 (0.57–1.91) | 1.72 (0.78–3.80) |
III | 1.09 (0.67–1.77) | 1.14 (0.78–1.67) | 1.94 (0.99–3.79) | 0.91 (0.55–1.51) | 1.74 (0.81–3.74) | 0.80 (0.48–1.33) | 0.84 (0.49–1.43) | 2.46 (1.23–4.94) |
IV | 1.17 (0.73–1.89) | 0.96 (0.66–1.40) | 2.21 (1.14–4.30) | 1.05 (0.64–1.72) | 2.11 (0.99–4.49) | 0.83 (0.50–1.43) | 0.82 (0.48–1.40) | 2.23 (1.10–4.51) |
V | 1.26 (0.78–2.03) | 1.00 (0.68–1.47) | 2.06 (1.05–4.03) | 0.95 (0.57–1.59) | 1.66 (0.77–3.57) | 0.99 (0.59–1.67) | 0.76 (0.44–1.30) | 2.22 (1.09–4.53) |
No of injuries | 722 | 877 | 613 | 481 | 418 | 392 | 424 | 198 |
Vulnerable road user | Â | Â | Â | Â | Â | Â | Â | Â |
I | 1.00 | 1.00 | 1.00 | Â | 1.00 | 1.00 | 1.00 | Â |
II | 2.31 (0.27–19.74) | 1.61 (0.72–3.60) | 4.86 (1.14–20.68) |  | 4.13 (0.52–32.57) | 0.75 (0.26–2.13) | 1.34 (0.14–12.93) |  |
III | 3.45 (0.47–25.21) | 1.24 (0.57–2.69) | 2.56 (0.62–10.55) |  | 3.80 (0.52–27.77) | 0.57 (0.21–1.51) | 2.58 (0.35–19.06) |  |
IV | 4.24 (0.59–30.65) | 1.00 (0.46–2.17) | 2.77 (0.68–11.31) |  | 2.71 (0.37–19.85) | 0.41 (0.15–1.10) | 2.54 (0.35–18.59) |  |
V | 2.41 (0.32–17.88) | 0.89 (0.40–2.01) | 2.88 (0.70–11.82) |  | 1.50 (0.20–11.37) | 0.66 (0.24–1.79) | 1.61 (0.21–12.20) |  |
No of injuries | 192 | 233 | 111 | 58 | 90 | 74 | 74 | 35 |
Motor-vehicle rider | Â | Â | Â | Â | Â | Â | Â | Â |
I | 1.00 | 1.00 | 1.00 | 1.00 | 1.00 | 1.00 | 1.00 | 1.00 |
II | 2.21 (0.48–10.09) | 0.85 (0.36–1.99) | 0.86 (0.47–1.59) | 0.74 (0.46–1.21) | 2.98 (0.67–13.21) | 0.94 (0.46–1.92) | 3.59 (0.45–28.67) | 1.01 (0.53–1.91) |
III | 1.39 (0.33–5.85) | 0.48 (0.21–1.10) | 0.60 (0.35–1.02) | 0.55 (0.35–0.86) | 1.12 (0.26–4.78) | 0.62 (0.31–1.24) | 3.87 (0.53–28.21) | 1.22 (0.72–2.09) |
IV | 0.59 (0.14–2.60) | 0.48 (0.21–1.08) | 0.35 (0.20–0.60) | 0.39 (0.24–0.61) | 0.68 (0.16–2.95) | 0.33 (0.16–0.68) | 3.36 (0.46–24.40) | 1.02 (0.58–1.76) |
V | 0.52 (0.11–2.39) | 0.13 (0.04–0.40) | 0.29 (0.16–0.51) | 0.32 (0.19–0.52) | 0.59 (0.13–2.65) | 0.35 (0.16–0.76) | 1.29 (0.17–9.91) | 0.48 (0.25–0.91) |
No of injuries | 63 | 94 | 249 | 316 | 62 | 135 | 98 | 168 |
Self-inflicted | Â | Â | Â | Â | Â | Â | Â | Â |
I | Â | Â | 1.00 | Â | 1.00 | 1.00 | 1.00 | 1.00 |
II |  |  | 1.04 (0.32–3.37) |  | 1.38 (0.28–6.89) | 1.41 (0.30–6.53) | 0.70 (0.30–1.61) | 3.67 (1.70–7.89) |
III |  |  | 1.24 (0.45–3.44) |  | 2.24 (0.54–9.25) | 1.70 (0.40–7.16) | 1.01 (0.51–2.02) | 2.77 (1.33–5.77) |
IV |  |  | 0.96 (0.34–2.66) |  | 1.82 (0.44–7.52) | 1.46 (0.35–6.13) | 1.35 (0.69–2.64) | 6.34 (3.11–12.92) |
V |  |  | 1.03 (0.37–2.90) |  | 1.87 (0.45–7.77) | 1.85 (0.43–7.93) | 1.52 (0.77–2.98) | 4.73 (2.30–7.93) |
No of injuries | 48 | 16 | 142 | 59 | 127 | 82 | 384 | 343 |
Violence-related | Â | Â | Â | Â | Â | Â | Â | Â |
I | Â | 1.00 | 1.00 | 1.00 | Â | 1.00 | Â | 1.00 |
II |  | 1.24 (0.47–3.28) | 0.77 (0.34–1.76) | 0.85 (0.59–1.48) |  | 1.57 (0.45–5.41) |  | 1.96 (0.69–5.55) |
III |  | 1.44 (0.58–3.58) | 0.72 (0.36–1.45) | 1.01 (0.61–1.67) |  | 2.12 (0.66–6.83) |  | 3,36 (1.34–8.42) |
IV |  | 1.22 (0.49–3.03) | 0.86 (0.43–1.70) | 0.87 (0.53–1.44) |  | 1.48 (0.46–4.77) |  | 3,31 (1.32–8.33) |
V |  | 1.21 (0.47–3.10) | 0.94 (0.47–1.88) | 0.88 (0.52–1.47) |  | 1.62 (0.49–5.36) |  | 2,89 (1.13–7.40) |
No of injuries | 28 | 181 | 253 | 446 | 12 | 131 | 35 | 148 |