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Table 3 Comparison of umbilical cord–tumor distance in 2 groups

From: Placental chorioangioma and pregnancy outcome: a ten-year retrospective study in a tertiary referral centre

Umbilical cord–tumor distance

M(P25, P75)

wilcoxon Man-whttey test

Z

P

15 cases with severe maternal or fetal complications

(1,4)

−2.239

0.025

29 cases with relatively good outcomes

(3,7)