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Table 6 Comparisons of clinical outcomes between coil and gelfoam

From: The impacts of different embolization techniques on splenic artery embolization for blunt splenic injury: a systematic review and meta-analysis

Outcome Study set Coil (%) Gelfoam (%) P value OR (95% CI)
Success rate 1st 92.4 (391/423) 83.9 (94/112) 0.0060a 2.34 (1.26–4.35)
2nd 87.7 (128/146) 85.2 (69/81) 0.39 1.41 (0.66–3.03)
Severe complication 1st 12.5 (61/487) 41.6 (42/101) <0.0001a 0.20 (0.12–0.32)
2nd 20.0 (26/130) 34.2 (25/73) 0.02 0.48 (0.26–0.90)
DC III 1st 7.3 (36/493) 20.9 (23/110) <0.0001a 0.30 (0.17–0.53)
2nd 10.2 (13/128) 21.5 (17/79) 0.03 0.43 (0.20–0.92)
  1. DC III Clavien-Dindo classification of morbidity for complication III
  2. aChi-square test