Fig. 3From: Adherence to drug therapy for hypertensive disorders of pregnancy: a cross-sectional surveyOveruse rates for antihypertensive drugs, MgSO4 and corticosteroids. Qi-j (i = 2, 4 or 6; j = 1, 2, 3 or 4) is the code for detailed items of the dosage of drugs. The red, grey and blue rectangles represent the overuse rates for antihypertensive drugs, MgSO4 and corticosteroids, respectivelyBack to article page