Clinical Assessment of Risk Factors for Renal Atrophy After Percutaneous Nephrolithotomy

28 September 2020: Clinical Research

Yin Xiangrui ^ABCDEFG , Wei Xiong ^ABC , Wang Xi ^ABCDEFG , Jiang Yuanbing ^ACDE , Qian Shenqiang ^ABCD , Guo Yu ^ABCDEFG*

DOI: 10.12659/MSM.919970

Med Sci Monit 2020; 26:e919970

Table 1 Risk factors of renal atrophy after PCNL (n=816).

Parameter		Renal atrophy group	Non-renal atrophy group	χ2/t value	P value
Age	Year	49.73±8.78	47.13±9.78	1.492	0.185
Gender	Male	30	541
Gender	Female	19	226	1.900	0.168
Location of affected kidney	Left	28	405
Location of affected kidney	Right	21	362	0.348	0.555
Medical history (month)	>12	28	289
Medical history (month)	≤12	21	478	7.345	0.007
Stone size (cm)	>3	26	427
Stone size (cm)	≤3	23	340	0.127	0.721
Intraoperative bleeding volume (ml)	>100	27	281
Intraoperative bleeding volume (ml)	≤100	22	486	6.683	0.010
Perfusion pressure (mmHg)	>30	29	261
Perfusion pressure (mmHg)	≤30	20	506	11.67	0.001
Operation time	>60	27	393
Operation time	≤60	22	374	0.275	0.601
Degree of hydronephrosis	Moderate to severe	35	348
Degree of hydronephrosis	No or mild	14	419	10.699
Calculi at the junction of pelvis and ureter	Yes	32	328
Calculi at the junction of pelvis and ureter	No	17	439	9.493	0.002
Multiple calyceal stones	Yes	34	350
Multiple calyceal stones	No	15	417	10.433	0.001
Pyonephrosis	Yes	28	196
Pyonephrosis	No	21	571	19.425