[Health Professionals' Interventions for promoting smoking cessation during pregnancy: a review of the evidence].

Active and passive exposure to tobacco smoke during pregnancy is the most serious and preventable cause of adverse maternal, fetal, and infant outcomes in France. The clinical and economic benefits of cessation have been documented. The objective of this article is to review the evidence base addressing smoking cessation in pregnant women. The article describes how best to assist the pregnant smoker in clinical practice or hospital to quit during pregnancy. The following low intensity interventions designed to be integrated into routine prenatal care are detailed: expired air CO measures, practice of the evidence-based 5 A's smoking cessation intervention for pregnant women, use of pregnant woman's self-help guide to quit smoking, relapse prevention, health professionals' training, participation to community program.