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Table 2 Absolute and exposure rates to β-blocker intensification for case and control 30- day time periods, with adjusted odds ratios for exposure

From: Patterns of beta-blocker intensification in ambulatory heart failure patients and short-term association with hospitalization

 

Proportion with β-blocker intensification in preceding 30-day window

Adjusted OR

95% CI

P Value

CASE (n = 1674)

CONTROL (n = 1674)

Total

2.33% (n = 39)

1.61% (n = 27)

1.36

0.81-2.27

0.246

LVSD

2.44% (n = 14)

2.26% (n = 13)

1.13

0.50-2.54

0.770

No LVSD

2.27% (n = 25)

1.27% (n = 14)

1.54

0.78-3.04

.221

  1. LVSD = left ventricular systolic dysfunction (LVEF ≤40% or moderate/severe LV systolic dysfunction).
  2. Cases are rehospitalized; controls are not rehospitalized during same time interval from index hospital discharge.