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Table 5 Number of deaths (1991–2000), average annual mortality rates for overall and specific causes of death in subjects with or without asthma attacks/nocturnal dyspnoea/nocturnal tightness (A/D/T) in the first survey (1991/1992) and Standardized Mortality Ratios adjusted for sex, age and centre.

From: Incidence of asthma and mortality in a cohort of young adults: a 7-year prospective study

  Subjects without A/D/T
(n = 5169)
Subjects with A/D/T
(n = 862)
  
  Number of
deaths
Crude mortality rate
*10,000
Number of
deaths
Crude mortality rate
*10,000
SMR
(95% C.I.) $
Simulated SMR
(95% C.I.)$$
All causes 35 9.58 12 19.96 2.05 (1.06–3.58) 2.05 (1.06–3.58)
All tumours (140–239) 12 3.29 4 6.65 2.09 (0.57–5.36) 1.80 (0.49–4.61)
- Lung cancer (160–165) 3 0.82 1 1.66 2.01 (0.05–11.18) 1.53 (0.04–6.52)
Cardiovascular diseases (390–459) 4 1.10 1 1.66 1.34 (0.03–7.47) 1.11 (0.03–6.18)
Accidents (800–999) 4 1.10 4 6.65 6.95 (1.89–17.80) 5.47 (1.49–14.01)
Other causes 14 3.83 3 4.99 1.29 (0.27–3.78) 1.21 (0.25–3.54)
Unknown 1 0.27 0 0.0 0.00  
  1. $ with respect to subjects without A/D/T
  2. $$ SMR was computed attributing the one death with unknown cause to each of the specific causes of death