Incidental renal cell carcinoma post bilateral nephrectomy in autosomal dominant polycystic kidney disease

Table 3 Comparison between patients with and without renal cell carcinoma, n (%)

	With RCC	Without RCC	P value
Age (years) (mean ± SD)	53.8 ± 2.87	57.6 ± 6.07	0.097
Sex (male)	4 (100)	10 (66.7)	0.530
Comorbidity
Hypertension	4 (100)	13 (86.7)	1.0
Diabetes mellitus	1 (25.0)	5 (33.3)	1.0
Cerebrovascular accident	0	4 (26.7)	0.530
Cardiovascular disease	0	4 (26.7)	0.530
Arrhythmia	0	2 (13.3)	1.0
Chronic obstructive pulmonary disease	0	1 (6.7)	1.0
American society of anesthesiologists physical status grade			1.0
3	4 (100)	13 (86.7)
4	0	2 (13.3)
Reason for nephrectomy			0.118
Hematuria	0	3 (20)
Infection	1 (25)	0
Gastrointestinal symptoms	2 (50)	11 (73.3)
Suspicious of RCC	1 (25)	1 (6.7)
Duration of hemodialysis (months)	110.5 ± 75.97	77.2 ± 93.97	0.368
Type of surgery			0.603
Open	1 (25)	7 (46.7)
Hand-assisted laparoscopic surgery	3 (75)	9 (53.3)
Length of hospital stay (days)	13.2 ± 6.70	18.1 ± 5.73	0.160
Follow-up period after nephrectomy (months)	26.2 ± 7.09	28.6 ± 22.86	0.841
Largest kidney diameter (cm)	14.1 ± 6.05	16.5 ± 6.56	0.522

RCC: Renal cell carcinoma.