The two study groups were similar in ethnic background, age, parity, level of prenatal care received and birth weight.
Les pratiques obst´ tricales qui avaient cours a l’´ tablissement de e ` e Dublin diff´ raient des pratiques nord-am´ ricaines, comme en t´ moigne e e e le faible taux de base de c´ sariennes (2,3 % a Dublin, comparativement e ` a presque 20 % au Canada<1>).