Table 2.

Incidence (per 10,000 person-years) and HRs of SDH in the propensity score–matched cohorts

CharacteristicHDPD
Follow-up, person-years47,44244,133
 Median 3.61 (1.91–6.33)3.33 (1.83–5.66)
SDH
 Overall
  Event, n15895
  Incidence rate34.7 (31.4 to 35.4)21.5 (20.2 to 22.9)
  HR1.62 (1.17 to 2.33)1 (reference)
 Traumatic
  Events, n9458
  Incidence rate19.8 (18.6 to 21.1)13.1 (12.3 to 14.0)
  HR1.74 (1.15, 2.64)1 (reference)
 Nontraumatic
  Event, n6437
  Incidence rate13.5 (12.6 to 14.4)8.38 (7.83 to 8.97)
  HR1.44 (0.86 to 2.40)1 (reference)
  • Data are presented as the median (interquartile range), incidence rate (95% CI), or HR (95% CI) unless otherwise indicated. HR, hazard ratio; SDH, subdural hematoma; HD, hemodialysis; PD, peritoneal dialysis; 95% CI, 95% confidence interval.