Figure 2.

Proportions of regular medical visit and regular follow-up of renal function and CKD complications in various observation periods. Regular follow-up in a certain observation period defined as no more than one missing occurrence for having at least one visit/survey in a 3-month interval of every year at the same hospital/clinic. ACR = albumin creatinine ratio, CKD = chronic kidney disease, eGFR = estimated glomerular filtration rate, iPTH = intact parathyroid hormone, PCR = protein creatinine ratio.