Table 4.
GEE analysis of cardiac rehabilitation referral and enrollment rates by strategy
| Variable | Wald statistic | Adjusted OR | 95% CI |
|---|---|---|---|
| CR referrala |
|
|
|
| PRE-APPROVED |
8.90* |
1.96 |
1.26-3.05 |
| PRE-BOOKED |
1.79 |
1.49 |
0.83-2.69 |
| CR enrollmentb |
|
|
|
| PRE-APPROVED |
56.54** |
2.91 |
2.20-3.85 |
| PRE-BOOKED |
.01 |
1.00 |
0.71-1.42 |
| EARLY ED | 39.16** | 4.85 | 2.96-7.95 |
Note. Reference used = patient not exposed to specific strategy.
CI = confidence interval; OR = odds ratio; MI = myocardial infarction; PCI = percutaneous coronary intervention; CABG = coronary artery bypass grafting; BMI = body mass index; DASI = Duke activity status index.
aAdjusted for hospital site, sex, ethnocultural background, MI, PCI, CABG, valve repair/replacement, diabetes, dyslipidemia, BMI, DASI score, hypertension, comorbidities present.
bAdjusted for hospital site, ethnocultural background, education, income, PCI, CABG, arrhythmia.
*p < 0.01; **p < 0.001.