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Table 5 Comparison between echocardiographic studies examining the prevalence of ischemic mitral regurgitation in STEMI population

From: Predictors and prognosis of early ischemic mitral regurgitation in the era of primary percutaneous coronary revascularisation

Author (Enrollment years) N MR prevalence (%) Moderate or severe MR (%) Treatment strategy STEMI F/U Death (%) Other Mitral surgical correction (%)
Barzilai et al. [31] (1985-1986) 59 39 NR NR 59% 14 m MR (+): 48%, MR (0): 11% NR NR
Bursi et al. [2] (1988-1998) 773 50 12 NR 59% 5 y None: 28%, Mild: 38%, M-S: 60% CHF Adm NR
None: 16%, Mild: 26%, M-S: 65%
Grigioni et al. [6] (1990-1997) 303 64 NR NR 100% 5 y MR (+): 62%, MR (0): 39% Card Death NR
MR (+): 50%, MR (0): 30%
Amigoni et al. (Valiant study) [1] (1998-2001) 496 53 13 Thrombolytic (40%), PCI (19%) 63% 20 m None: 10%, Mild: 21%, M-S: 30% NR NR
Feinberg et al. [5] (1996) 417 35 6 Thrombolytic (42%), PTCA / CABG (41%) 100% 1 y None: 4.8%, Mild: 12.4%, M-S: 24% NR NR
Van Dantzig et al. [33] (1991-1993) 188 NR 13 Thrombolytic (55%) 62% NR NR NR NR
Leor et al. [32] (N/A) 104 33 11 Thrombolytic (100%) 100% 1 m NR NR NR
Aronson et al. [30] (2000-2005) 1190 46 6 PCI (30%) 100% 2 y None: 8%, Mild: 15%, M-S: 38% CHF Adm NR
None: 0.6%, Mild: 3.6%, M-S: 4%
Barra et al. [16] (2006-2008) 796 45 15 PCI (56%) 45% 2 y None: 12%, Mild: 22%, M-S: 39% CHF Adm NR
None: 11%, Mild: 24%, M-S: 20%
Chung et al. [4] (2000-2002) 519 56 15 PCI (81%) 86% 6 m None - Mild: 10%, M-S: 19% NR NR
Chua et al. [3] (2000-2004) 318 17 NR PCI (100%) 100% 7 y MR (+): 49%, MR (0): 26% NR NR
Wita et al. [15] (N/A) 83 42 NR PCI (100%) 100% 6 m NR NR NR
Uddin et al. [18] (2003-2007) 888 47 11 PCI (100%) 100% 5 y None: 13%, Mild: 18%, M-S: 34% NR None: 0%, Mild: 0%, M-S: 4%
MacHaalany et al. (2006–2012) 174 44 11 PCI (100%) 100% 1 y None: 0%, Mild: 2%, M-S: 5% CHF Adm None: 0%, Mild: 0%, M-S: 26%
None: 0%, Mild: 2%, M-S: 5%
  1. MR: Mitral Regurgitation; STEMI: ST elevation Myocardial Infarction; F/U: follow-up; PTCA: Percutaneous transluminal coronary angioplasty; PCI: Percutaneous Coronary Intervention; CABG: Coronary Artery Bypass Grafting; M-S: moderate to severe MR; Card Death: Cardiovascular Death; CHF Adm: Congestive Heart Failure Admission; NR: Not Reported.