Fig. 1From: Out-of-pocket costs and time spent attending antenatal care services: a case study of pregnant women in selected rural communities in Zinder, NigerFlow chart of participants included in the out-of-pocket costs and time cost analysis1Visit 1 and 2 were one month apart, attrition was due to birth (n=584), relocation (n=107), consent withdrawal (n=59), stillbirth (n=49) and maternal death (n=4) ; By either visit 1 or 2Back to article page