Surgical timing for primary encapsulating peritoneal sclerosis: A case report and review of literature

Table 1 The information of reviewed cases about primary encapsulating peritoneal sclerosis

Aspects of case description		Male, n = 49	Female, n = 14	Frequency as %, Z, χ2
Age		R (7-82), M = 45.5	R (12-64), M = 38	Z = 4.833
Duration of symptoms	> 2 mo	37	6	68.25	χ2 = 8.625, P < 0.01
	< 2 mo	3	0	4.76
	≤ 1 mo	9	8	26.98
Sign of peritonitis	Not mentioned	12	5	26.98	χ2 = 0.484, P > 0.5
	Soft	12	4	25.40
	Tenderness	23	4	42.86
	Rebound tenderness	2	1	4.76
Abdominal mass		15	7	34.92
Ascites		2	3	7.94
Classification	Not mentioned	2	1	4.76	χ2 = 9.422, P < 0.01
	Type I	13	2	23.81
	Type II	26	5	49.21
	Type III	8	6	22.22
Lack greater omentum		6	0	9.52
Operation	Non surgery	2	1	4.76	χ2 = 12.21, P < 0.01
	Laparotomy	1	4	7.94
	Dissection + adhesionlysis	39	9	76.19
	Partial resection	7	0	11.11
Histopathology (of the membrane)		30	4	53.97
Curative effect	Not mentioned	4	1	7.94	χ2 = 0.635, P > 0.5
	Uneventful recover	37	11	76.19
	Prolonged recover	6	2	12.70
	Leakage	2	0	3.17

Dissection: Dissection of membrane; Not mentioned: Not mentioned in the report; Partial resection: Partial resection of small intestine.