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. Author manuscript; available in PMC: 2019 Jan 1.
Published in final edited form as: J Stroke Cerebrovasc Dis. 2017 Sep 13;27(1):210–220. doi: 10.1016/j.jstrokecerebrovasdis.2017.08.028

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

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