Table 2.

Standardized mortality rates (SMR) analyzed on the basis of the first diet: comparison with United States Renal Data System (USRDS), Italian and French Registries (Reg.) [34,35,36]. All cases.

	Vegan Supplemented	With Protein-Free Food	Other	All Cases
Follow-up/Follow-up one year after discontinuation (years)	375.8	335.7	136.3	847.1
	449.9	347.7	147.2	944.1
Observed deaths: on diet/one year after discontinuation	35	59	6	100
	42	60	7	109
Expected deaths (USRDS): on diet/one year after discontinuation	82.15	105.51	38.31	226.38
	94.52	109.87	40.49	247.30
RR (CI) (USRDS): on diet/one year after discontinuation	0.43 (0.30–0.59)	0.56 (0.43–0.72)	0.16 (0.06–0.34)	0.44 (0.36–0.54)
	0.44 (0.32–0.60)	0.55 (0.42–0.70)	0.17 (0.07–0.36)	0.44 (0.36–0.53)
Expected deaths (Italian Reg.): on diet/one year after discontinuation	50.67	64.55	22.45	137.70
	59.25	67.18	23.60	150.03
RR (CI) (Italian Reg.): on diet/one year after discontinuation	0.69 (0.48–0.96)	0.91 (0.70–1.18)	0.27 (0.10–0.58)	0.73 (0.59–0.88)
	0.71 (0.51–0.96)	0.89 (0.68–1.15)	0.30 (0.12–0.61)	0.73 (0.60–0.88)
Expected deaths (French Reg.): on diet/1 year after discontinuation	48.51	71.70	25.54	143.69
	57.19	74.47	26.96	156.55
RR (CI) (French Reg.): on diet/one year after discontinuation	0.72 (0.50–1.00)	0.82 (0.63–1.06)	0.23 (0.09–0.51)	0.70 (0.57–0.85)
	0.73 (0.53–0.99)	0.81 (0.62–1.04)	0.26 (0.10–0.53)	0.70 (0.57–0.84)
age < 65 years
Follow-up on diet/one year after discontinuation	189.75	52.42	46.17	287.6
	232.75	54.42	50.17	336.7
Observed deaths: on diet/one year after discontinuation	5/6	3/3	2/2	11/12
Expected deaths (USRDS): on diet/one year after discontinuation	25.78/28.96	9.35/9.71	6.68/7.35	41.72/48.43
RR (CI) (USRDS): on diet/one year after discontinuation	0.19 (0.06–0.45)	0.32 (0.07–0.94)	0.30 (0.04–1.08)	0.26 (0.13–0.47)
	0.21 (0.08/0.45)	0.31 (0.06–0.90)	0.17 (0.03–0.98)	0.25 (0.13–0.43)
Expected deaths (Italian Reg.): on diet/one year after discontinuation	13.94/16.91	4.44/4.62	3.11/3.41	21.48/24.94
RR (CI) (Italian Registry): on diet/one year after discontinuation	0.36(0.12–0.84)	0.68 (0.14–1.97)	0.64 (0.78–2.32)	0.51 (0.26–0.92)
	0.35(0.13–0.77)	0.65 (0.13/1.90)	0.59 (0.71–2.12)	0.48 (0.62–0.94)
Expected deaths (French Reg.): on diet/one year after discontinuation	12.18/14.81	4.82/5.01	3.20/3.54	20.16/23.32
RR (CI) (French Reg.): on diet/one year after discontinuation	0.41 (0.13–0.96)	0.62 (0.13–1.82)	0.63 (0.08–2.26)	0.50 (0.24–0.91)
	0.41 (0.15–0.88)	0.60 (0.12–1.75)	0.57 (0.07–2.04)	0.47 (0.24–0.84)
age ≥ 65 years
Follow-up on diet/one year after discontinuation	186.0	283.2	90.2	559.6
	216.7	293.3	95.0	604.9
Observed deaths: on diet/one year after discontinuation	30/36	56/57	4/5	89/97
Expected deaths (USRDS): on diet/one year after discontinuation	56.37/65.56	96.58/100.16	31.63/33.14	184.65/198.86
RR (CI) (USRDS): on diet/one year after discontinuation	0.53 (0.36–0.76)	0.58 (0.44–0.75)	0.13 (0.03–032)	0.48 (0.39–0.59)
	0.55 (0.39–0.76)	0.57 (0.43–0.74)	0.15 (0.05–0.35)	0.49 (0.40–0.59)
Expected deaths (Italian Reg.): on diet/1 year after discontinuation	36.73/42.35	60.11/62.56	19.34/20.19	116.22/125.09
RR (CI) (Italian Registry): on diet/one year after discontinuation	0.82 (0.55–1.17)	0.93 (0.70–1.21)	0.21 (0.06–0.53)	0.77 (0.25–0.84)
	0.85 (0.60–1.18)	0.91 (0.69–1.18)	0.25 (0.08–0.58)	0.78 (0.63–0.95)
Expected deaths (French Reg.): on diet/one year after discontinuation	36.34/42.38	66.88/69.46	22.34/23.42	125.56/135.26
RR (CI) (French Reg.): on diet/one year after discontinuation	0.83 (0.56–1.18)	0.84 (0.63–1.09)	0.18 (0.05–0.46)	0.72 (0.56–0.88)
	0.85 (0.56–1.18)	0.82 (0.62–1.06)	0.21 (0.07–0.50)	0.72 (0.59–0.88)