Table 1. Baseline demographics and characteristic data of NS patients, group by ESRD.

Variables	NS (n=1,662)
	Non-ESRD			ESRD		P value*
	n=1,108	%		n=554	%
Gender						<0.001
Female	475	42.9		294	53.1
Male	633	57.1		260	46.9
Age						<0.001
Age <40	291	26.3		62	11.2
40≤ age <65	498	44.9		292	52.7
Age ≥65	319	28.8		200	36.1
Number of outpatient visits
0	745	67.2		215	38.8	<0.001
1–5	259	23.4		154	27.8
6–10	55	5.0		63	11.4
>10	49	4.4		122	22.0
Number of hospitalizations						<0.001
0	1,089	98.3		394	71.1
≥1	19	1.7		160	28.9
Comorbidities
Hypertension	460	41.5		481	86.8	<0.001
Diabetes mellitus	267	24.1		317	57.2	<0.001
CHF	64	5.8		179	32.3	<0.001
Hematuria	69	6.2		57	10.3	0.003
AKI	13	1.2		139	25.1	<0.001

*, Pearson chi-square test. ESRD, end-stage renal disease; NS, nephrotic syndrome; CHF, congestive heart failure; AKI, acute kidney injury.