Renal and perinephric abscesses in West China Hospital: 10-year retrospective-descriptive study

Table 3 Treatment and outcome

Variables	Abscess size (cm)	Hospital stay (d)	No. of Patients (RA/PNA)	Cure (RA/PNA )	Clinical improvement (RA/PNA )	Death (RA/PNA)
Ab	4.00 (range: 1.80-10.50)	20.7	23 (19/4)	2 (2/0)	21 (17/4)	0 (0/0)
Intervention	7.65 (range: 0.50-20.00)	15.9	75 (49/26)	54 (38/16)	20 (10/10)	1 (1/0)
Ab + PCD			8	3	4	1
Ab + pigtails			2	1	1	0
Ab + nephrostomy			4	0	4	0
Ab + SD			29	21	8	0
Ab + NC			32	29	3	0
RA	6.25 (range: 0.50-17.00)		68	40	27	1
PNA	8.35 (range: 4.50-20.00)		30	16	14	0

Ab: Antibiotic; PCD: Percutaneous drainage; SD: Surgical drainage; NC: Nephrectomy.