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