Table 2.

Associations between Stroke Status and Post-Discharge Atrial Fibrillation.

Analysis	HR (95% CI)
Ischemic versus hemorrhagic stroke
Primary analysis	1.5 (1.3–1.8)
Censoring post-discharge heart-rhythm monitoring	1.5 (1.2–1.8)
AF diagnosed by cardiologist	1.9 (1.2–2.9)
≥2 AF claims	1.5 (1.7–2.3)
Proxy codes for cryptogenic stroke	1.7 (1.1–2.7)
Ischemic versus non-stroke controls
Primary analysis	1.2 (1.1–1.3)
Censoring post-discharge heart-rhythm monitoring	1.2 (1.0–1.3)
AF diagnosed by cardiologist	1.1 (0.8–1.5)
≥2 AF claims	1.2 (1.0–1.5)
Proxy codes for cryptogenic stroke	1.8 (1.3–2.6)

Abbreviations: AF, atrial fibrillation.