Table I.

Demographic characteristics of study participants

Baseline characteristics
Patients, n	175
Sex (female: male)	76:99
Age, years, mean ± SD	60.5 ± 11.0
Duration of dialysis, years, mean± SD	7.6 ± 6.0
Aetiology of end-stage renal disease, n (%)
Diabetes mellitus	69 (39.4)
Glomerulonephritis	59 (33.7)
Hypertension	20 (11.4)
Systemic lupus erythematosus	3 (1.7)
Interstitial nephritis	1 (0.6)
Polycystic kidney disease	4 (2.3)
Obstructive uropathy	3 (1.7)
Others	16 (8.9)

SD: standard deviation.