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Table 4 Peri- and postoperative outcomes of sternotomy, and non-sternotomy groups

From: Minimally invasive left internal mammary artery harvesting techniques during the learning curve are safe and achieve similar results as conventional LIMA harvesting techniques

Variables

Sternotomy (n = 64)

Non-sternotomy (n = 74)

p value

LIMA harvesting time (min)

36.9 ± 14.3

113.6 ± 59.3

< 0.001

LIMA damage (%)

0 (0%)

1 (1.35%)

> 0.999

Need of CPB (%)

0 (0%)

0 (0%)

1.000

Post OP 24 h drainage (%)

578.8 ± 258.3

380.7 ± 372

< 0.001

Re-exploration for bleeding (%)

0 (0%)

0 (0%)

1.000

Ventilation time (h)

17.3 ± 19.1

9.6 ± 11.3

0.004

Total ICU stay (h)

50.7 ± 36.1

35.8 ± 26.5

0.006

Perioperative MI (%)

0 (0%)

0 (0%)

1.000

In hospital mortality (%)

0 (0%)

0 (0%)

1.000

CTA patency on discharge (%)

56/57 (98.2%)

61/63 (96.8%)

0.619

One year CTA patency (%)

47/51 (92.1%)

54/58 (93.1%)

0.850

  1. Continuous data were shown as means ± SD and categorical data were shown as number plus %. Unpaired student's t test was used for continuous variables and Chi square test was used for categorical variables comparison. Fisher's exact test was used in case of a small cell size