Estimating Renal Function in the Elderly Malaysian Patients Attending Medical Outpatient Clinic: A Comparison between Creatinine Based and Cystatin-C Based Equations

Table 2

Patient’s baseline characteristics.

Characteristic ()	Mean + SD (median) or (%)
Male	31 (77.5%)
Age (year)	73.1 ± 5.9
Age category
<75	28 (70.0%)
≥75	12 (30.0%)
Weight (kg)	69.16 ± 13.32
BMI (kg/m^2)	26.5 ± 4.6
BSA (m^2)	1.70 ± 0.2
Serum creatinine (umol/l)	165.7 ± 60.0
Serum cystatin-C (mg/l)	1.6 ± 0.5
Measured GFR (ml/min/1.73 m^2)	41.2 ± 18.9
CKD staging (ml/min/1.73 m^2)
<60	34 (85.0%)
≥60	6 (15.0%)
Medical history
Diabetes mellitus	17 (42.5%)
Hypertension	28 (70.0%)