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. 2010 Apr 16;25(11):3755–3763. doi: 10.1093/ndt/gfq212

Table 1.

Patient characteristics

Participants
Difference between PD and HD participants
Non-participants
Difference between participants and non-participants
PD (n = 70) HD (n = 70) P-value PD (n = 18) HD (n = 28) P-value
PD/HD
Demography
 Mean age years (SD) 73.1 (5.5) 73.4 (5.1) 0.812a 73.8 (5.6) 73.5 (5.5) 0.611/0.972c
 65–69 years, n 21 (30%) 21 (30%) 5 (28%) 7 (25%)
 70–79 years, n 41 (59%) 41 (59%) 10 (56%) 17 (61%)
 80–89 years, n 8 (11%) 8 (11%) 3 (17%) 4 (14%)
 Male sex, n 49 (70%) 49 (70%) 1.000b 6 (33%) 17 (61%) 0.004/0.376b
 Non-Caucasian, n 3 (4%) 7 (10%) 0.189b 5 (28%) 3 (11%) 0.002/0.916b
 Mean index of deprivation (SD) 13.7 (11.3) 13.7 (8.7) 0.476c
 Mean years of education (SD) 11.7 (3.5) 11.7 (3.6) 0.983c
 Living alone, n 16 (23%) 18 (26%) 0.321b
 Mean social network score (SD) 15.2 (4.4) 14.9 (4.0) 0.630a
 Mean time on dialysis months (SD) 30.5 (28.3) 31.4 (26.5) 0.480c 25.8 (21.3) 34.1 (31.5) 0.627/0.820c
 3–12 months on dialysis 23 (33%) 18 (26%) 8 (44%) 11 (39%)
 >12–36 months on dialysis 26 (37%) 31 (44%) 5 (28%) 6 (21%)
 >36 months on dialysis 21 (30%) 21 (30%) 5 (28%) 11 (39%)
a

Independent t-test.

b

Pearson chi-square test.

c

Mann–Whitney test.