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Table 2 Univariate Cox proportional hazards regression results for variables predictive of adverse cardiac events

From: Mid-term (up to 12 years) clinical and echocardiographic outcomes of percutaneous transvenous mitral commissurotomy in patients with rheumatic mitral stenosis

Variables

Hazard ratio

95% CI

p Value

Age

1.026

0.997–1.057

0.08

Male Sex

0.458

0.138–1.501

0.19

NYHA functional class > 3

1.249

0.575–2.713

0.57

AF Rhythm

3.459

1.699- 7.042

 < 0.001

Antibiotic (penicillin) prophylaxis

0.386

0.158–0.943

0.03

E.F

0.942

0.874–1.015

0.11

Left atrial diameter

1.582

0.906–2.764

0.10

TMPG

0.988

0.938- 1.041

0.64

MVA

0.601

0.111 -3.236

0.55

MR ≥ 1

1.397

0.658–2.968

0.38

Wilkins score > 8

2.787

1.365–5.691

0.021

sPAP

1.037

1.012–1.062

0.003

IMVA

0.071

0.024- 0.211

 < 0.001

IMVA ≥ 2 cm2

0.054

0.016–0.178

 < 0.001

IMR:degree 2

3.607

1.743–7.464

0.002

ITMPG

1.083

0.879–1.334

0.45

  1. CI confidence interval, NYHA New York Heart Association, AF atrial fibrillation, EF ejection fraction, TMPG mean trans-mitral pressure gradient, MVA mitral valve area, MR mitral regurgitation, sPAP systolic pulmonary arterial pressure, IMVA immediate post-PTMC mitral valve area, IMR immediate post-PTMC mitral regurgitation, ITMPG immediate post-PTMC mean trans-mitral pressure gradient