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Table 2 Characteristics of studies included in the meta-analysis

From: Short-and long-term effects of ischemic postconditioning in STEMI patients: a meta-analysis

Author Country Year Chest pain Elapsed time (m) Culprit lesion Protocal Endpoint Follow-up
Staat France 2005 ≤12 h NR LAD (38/43); RCA (62/57) 60″/60″ × 4 CKAUC;peak CK; blush grade; STR 3d
Ma China 2006 ≤12 h 395 ± 150/426 ± 150 LAD (49/53); LCX (23/17); RCA (28/30) 30″/30″ × 3 peak CK;peak CK-MB; WMSI 7d;2 m
Ma China 2007 ≤12 h NR LAD (53/52); LCX (22/17); RCA (25/31) 30″/30″ × 3 peak CK;peak CK-MB; WMSI 7d;2 m
Yang China 2007 NR 312 ± 48/264 ± 42 LAD (65/61); LCX (9/6); RCA (26/33) 30″/30″ × 3 peakCK; CKAUC;IS; LVEF 3d;1w
Laskey USA 2008 ≤6 h 228 ± 43/222 ± 54 LAD (100/100); LCX (0); RCA (0) 90″/180″ × 2 peak CK; STR NR
Thibault France 2008 ≤6 h 283 ± 82/297 ± 104 NR 60″/60″ × 4 CKAUC; TnI;IS; LVEF 6 m;12 m
Lin China 2010 ≤12 h NR LAD (64/62); LCX (8/8); RCA (28/30) 30″/30″ × 3 TNFα; LV EF (7d、1y); WMSI 7d;1y
Lin China 2010 ≤12 h NR LAD (54/62); LCX (8/77); RCA (38/31) 60″/60″ × 3 TNFα;LV EF (7d、1y); WMSI 7d;1y
Lonborg Denmark 2010 ≤12 h 241 ± 148.9/255 ± 196 LAD (44/39); LCX (8/19); RCA (47/42) 30″/30″ × 4 IS;IS/AAR;LVEF;peak TnT 3 m
Sorensson Sweden 2010 ≤6 h 165 ± 63.7/185 ± 87.41 LAD (37/37); LCX (11/3); RCA (53/61) 60″/60″ × 4 IS/AAR; TnTAUC; LVEF 6-9d
Xue China 2010 ≤12 h 4.1 ± 3.0/5.4 ± 3.7 LAD (42/59); LCX (0); RCA (58/41) 60″/60″ × 4 CK-MB, IS, LVEF, STR 7d
Garcia USA 2011 ≤12 h 4.5/4.4 LAD (36/24); LCX (23/10); RCA (41/67) 30″/30″ × 4 peakCK; CK-MB;LVEF 3.4y
Liu China 2011 ≤12 h 312 ± 102/324 ± 108 LAD (53/59); LCX (10/12); RCA (37/29) 30″/30″ × 3 peak CK; Peak CK-MB; WMSI;LVEF; blush grade;IS 7d
Freixa Spain 2012 ≤12 h 326 ± 180/330 ± 211 LAD (51/39); LCX (NR) RCA (45/47) 60″/60″ × 4 peak CK; Peak CK-MB; TnT; STR; IS (7d,6 m) 7d;6 m
Tarantini Italy 2012 ≤6 h 212 ± 85/194 ± 80 LAD (41/44); LCX (18/8); RCA (41/49) 60″/60″ × 4 peak TnI; LVEF;IS; 30d
Thuny France 2102 ≤12 h 289 ± 31/215 ± 20 LAD (56/56); LCX (0/8); RCA (44/36) 60″/60″ × 4 IS;peak CK 3d
Zhao China 2012 ≤12 h 309 ± 201/404 ± 191 LAD (53/53); LCX:NR; RCA:NR 60″/60″ × 4 LVEF; WMSI 1w;6 m
Dwyer Canada 2013 ≤6 h 150 ± 70/170 ± 84 LAD (50/46); LCX:(12/14); RCA:(38/40) 30″/30″ × 4 IS; AAR; PeakCK; LVEF 3d
Elzbieciak Poland 2013 ≤12 h 225.6 ± 139.4/317.6 ± 195.8 LAD (100/100); LCX (0) RCA (0) 60″/60″ × 4 IS; AAR; PeakCK-MB; peak TnT; LVEF;IS/AAR 3d;6 m
Hahn Korea 2013 ≤12 h 196 ± 51/195 ± 171 LAD (47/45); LCX:(11/11); RCA:(42/44) 60″/60″ × 4 peakCK-MB; STR; blush grade 30d
Mewton France 2013 ≤12 h 289 ± 31 /215 ± 20 LAD (56/56); LCX (0/8); RCA (44/36) 60″/60″ × 4 LVEF;IS;IS/AAR 4d
Sorensson Sweden 2013 ≤6 h 165 ± 51/180 ± 84 LAD (33/37); LCX (9/3); RCA (57/60) 60″/60″ × 4 IS; LVEF 12 m
Dong China 2014 ≤12 h 300 ± 90/294 ± 66 LAD (56/43); LCX (6/10); RCA (38/47) 30″/30″ × 3 blush grade; STR; CK- MB; TnT; LVEF 7d;30d
Limalanathan Norway 2014 ≤6 h NR LAD (46/51); LCX (13/9); RCA (41/41) 60″/60″ × 4 IS (CECMR); STR; TnT; LVEF 2d;4 m
Waltenberger Germany 2014 ≤6 h NR LAD (28/26); LCX (NR); RCA (64/74) 30″/30″ × 10 CKAUC;IS; LVEF 4d;4 m;12 m
  1. NR,not related; LAD,left anterior descending branch; RCA,right coronary arterry; LCX,left circumflex artery; CK,creatine kinase; CKAUC,CK area under the curve; CK-MB,creatine kinase isoenzyme; STR,ST resolution; WMSI, wall motion score index; IS, infarct size; LVEF, left ventricular ejection fraction; TnI,troponin I; TNFα,tumor necrosis factor; AAR,area at risk; TnT, troponin T