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Egyptian Pediatric Association Gazette

Table 6 Cox proportional hazard regression analysis for the relationship between survival time and compliance with echocardiography-directed management protocol as adjusted for birth weight

From: Echocardiography-directed management of hemodynamically unstable neonates in tertiary care hospitals

Covariate

b

SE

Wald

P value

Hazard ratio

95% CI

Birth weight ≤ 1500 ga

0.239

0.329

0.525

0.469

1.270

0.666 to 2.421

Complete compliance with ECDMb

 − 0.320

0.315

1.031

0.310

0.726

0.392 to 1.347

  1. ECDM echocardiography-directed management, b regression coefficient, SE standard error, 95% CI 95% confidence interval
  2. aReferenced to birth weight > 1500 g
  3. bReferenced to partial or no compliance
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