Table 1. Prescriptions for diabetes

Arm	Treatment without associated proteinuria						Treatment with associated proteinuria
	Biguanide		Others		Total		Sulphonylurea		Others		Total
	n	%	n	%	n	%	n	%	n	%	n	%
Intervention	141	63.2	82	36.8	223	100	14	53.8	12	46.2	26	100
Control	91	42.5	123	57.5	214	100	7	23.3	23	76.7	30	100
Total	232	53.1	205	46.9	437	100	21	37.5	35	62.5	56	100