Table 3

Head injury mortality rates by age and Carstairs deprivation categories in the 0–14 years age group in Scotland (1986–95); with linear regression results (adjusted R2 and associated p value)

Age group and deprivation category*Mean annual population estimates (based on 1991 census)Mortality rate per 100 000 1986/87Mortality rate per 100 000 1994/95Difference 1986/87–1994/95Adjusted R2 (%) (regression coefficient)Associated p value
*Deprivation categories represent: depcat 1–2 – most affluent, depcat 3–5 – intermediate, depcat 6–7 – least affluent.
0–4 years
    Depcat 1–259 9543.31.7−48%−10 (−0.3)0.486
    Depcat 3–5194 6812.12.3+10%−3 (0.2)0.420
    Depcat 6–762 6018.81.6−82%82 (−1.8)0.022
5–9 years
    Depcat 1–263 2560.80.8−31 (−0.1)0.846
    Depcat 3–5193 6105.21.6−69%45 (−0.8)0.129
    Depcat 6–760 7284.11.7−59%75 (−0.7)0.037
10–14 years
    Depcat 1–265 5083.10.8−74%11 (−0.5)0.308
    Depcat 3–5191 6415.22.4−54%17 (−0.5)0.271
    Depcat 6–754 8187.34.6−37%33 (−0.7)0.182
Total (0–14 years)
    Depcat 1–2188 7182.41.9−21%−7 (−0.1)0.450
    Depcat 3–5579 8724.12.1−49%31 (−0.4)0.192
    Depcat 6–7178 1476.72.5−63%85 (−1.1)0.016