The most limited use of modern contraceptive methods was reported by the Sudan and Mauritania, at 12 and 16 per cent, respectively. Such visits are to include measurements of blood pressure, weight and height, and an analysis of urine and blood (WHO. Figure 4.2 shows the percentage of pregnant women who receive prenatal care by a skilled health personnel at least once. Prenatal care rates range from 60 per cent in Yemen to 100 per cent in Bahrain.