Table 2.

Risk of death for 53 renal insufficient patients

		Death Value (n= 53)
Variables		Yes	Not	Total	χ2	p	Decision
Number of dialysis sessions	≤ 5 sessions	20	5	25	6,796	0,033	S
	6-10 sessions	12	13	25
	> 10 sessions	1	2	3
Type of renal insufficient	recent renal insufficiency	15	3	18	5,14	0,023	S
	Insufficiency renal chronic	18	17	35
Stop of treatment	Yes	32	10	42	9,3	0,0022	S
	Not	3	8	11
Irregularity of treatment	Yes	22	5	27	8,65	0,0032	S
	Not	11	15	26
Patients’ status	Private patients	28	16	44	8,071	0,045	S
	Agent of the public administration	2	0	2
	Agent of mining society	3	1	4
	Agent of private enterprise	0	3	3