Table 4

Hazard ratios of death by response status in a cohort of 78 609 Finnish adolescents during a follow-up of 876 400 person-years by sex and age at follow-up.

Hazard ratios of death in non-respondents compared to respondents (95% CI)

Unintentional injury

Violence-related injury

Intoxication

Disease

All deaths

Age at follow-up

Males

<18

0.9 (0.4–2.4)

0.9 (0.2–4.3)

-

2.7 (0.6–12.1)

1.1 (0.6–2.3)

18–24

1.3 (0.8–2.0)

1.8 (1.2–2.8)

3.4 (1.3–8.5)

2.3 (1.2–4.3)

1.7 (1.3–2.2)

25 or older

1.9 (1.03–3.5)

1.6 (1.0–2.6)

2.4 (1.1–5.1)

2.8 (1.5–5.3)

2.0 (1.5–2.7)

Females

<18

0.04 (0-NA)

2.6 (0.5–13.2)

-

0.04 (0-NA)

0.9 (0.2–4.1)

18–24

1.7 (0.6–5.1)

1.1 (0.3–3.0)

6.4 (1.3–31.6)

2.3 (1.0–5.2)

2.0 (1.2–3.4)

25 or older

2.9 (0.6–14.1)

0.5 (0.1–3.8)

0.0 (0-NA)

4.4 (2.2–9.0)

2.6 (1.5–4.8)

NA = not applicable

CI = Confidence interval

Mattila et al. BMC Public Health 2007 7:87   doi:10.1186/1471-2458-7-87