Table 3 Subgroup analysis of the efficacy of prophylactic transcatheter embolization in nonvariceal upper gastrointestinal bleeding; OR odds ratio

 < 8.0

3^c,d,e

1.495 (0.694–3.219)

0.305

1.458 (0.545–3.897)

0.452

 ≥ 8.0

2^a,b

3.642 (1.491–8.895)

0.005

8.77 (3.344–22.997)

< 0.001

 ≥ 20%

2^c,d

2.83 (0.91–8.87)

0.074

8.0 (1.753–36.512)

0.007

 < 20%

2^a,b

1.49 (0.69–3.22)

0.305

1.458 (0.545–3.897)

0.452

 30-day

3^a,b,c

1.816 (0.896–3.683)

0.098

2.209 (0.94–5.192)

0.069

 NS

2^d,e

3.394 (1.268–9.082)

0.015

8.981 (3.05–26.439)

< 0.001