Table 2.
Incidence rate of outcomes per 100 person-years, by subgroups of sex and age
Outcome | Overall rate (95% CI) | Rate among females (95% CI) | Rate among males (95% CI) | p-value | |
---|---|---|---|---|---|
By sex: | |||||
Death | 12.88 (12.65–13.11) | 14.08 (13.73–14.44) | 11.89 (11.60–12.19) | <0.0001 | |
Readmission for any cause | 26.60 (26.00–27.22) | 26.20 (25.33–27.10) | 26.95 (26.12–27.81) | 0.2 | |
Readmission for any cause or death | 39.30 (38.49–40.13) | 41.71 (40.47, 43.00) | 37.35 (36.29–38.44) | <0.0001 | |
Readmission for stroke | 2.86 (2.77–2.95) | 2.90 (2.76–3.03) | 2.82 (2.70–2.95) | 0.4 | |
Readmission for MI | 1.80 (1.73–1.87) | 1.58 (1.49–1.68) | 1.99 (1.89–2.10) | <0.0001 | |
Readmission for stroke or MI | 4.77 (4.65–4.90) | 4.59 (4.42–4.77) | 4.94 (4.77–5.11) | 0.006 | |
By age group: | Overall rate (95% CI) | Rate among 18–64 yr olds (95% CI) | Rate among 65–79 yr olds (95% CI) | Rate among 80+ yr olds (95% CI) | p-value |
Death | 12.88 (12.65–13.11) | 4.56 (4.31–4.82) | 11.20 (10.89–11.51) | 24.67 (24.06–25.29) | <0.0001 |
Readmission for any cause | 26.60 (26.00–27.22) | 21.02 (19.94–22.15) | 28.85 (27.88–29.85) | 27.81 (26.77–28.89) | <0.0001 |
Readmission for any cause or death | 39.30 (38.49–40.13) | 23.39 (22.27–24.57) | 37.73 (36.57–38.93) | 59.57 (57.67–61.53) | <0.0001 |
Readmission for stroke | 2.86 (2.77–2.95) | 3.12 (2.92–3.34) | 2.95 (2.82–3.09) | 2.58 (2.44–2.73) | <0.0001 |
Readmission for MI | 1.80 (1.73–1.87) | 2.17 (2.00–2.34) | 2.02 (1.91–2.14) | 1.32 (1.22–1.42) | <0.0001 |
Readmission for stroke or MI | 4.77 (4.65–4.90) | 5.34 (5.07–5.63) | 5.13 (4.94–5.32) | 4.03 (3.84–4.22) | <0.0001 |
MI=myocardial infarction; CI=confidence interval