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Table 3 Sociodemographic characteristics of study cohort by type of treatment, location and time on treatment

From: Recruitment and participant baseline characteristics in the dialysis outcomes in those aged 65 years or older study

  Not on dialysis (N = 56) Type of dialysis Dialysis Location** Time on dialysis**
Characteristic Haemodialysis (n = 109) Peritoneal (n = 60) p value * Home (n = 70) In centre (n = 99) p value * Incident (< 1 year) (n = 50) Prevalent (1–3 years) (n = 57) Prevalent (>  3 years) (n = 62) p value *
Gender
 Male 37 63 44 0.045 53 54 0.005 33 35 39 0.883
 Female 19 46 16   17 45   17 22 23  
Age group
 65–69 20 43 24   29 38   20 21 26  
 70–74 11 35 18 0.729 22 31 0.808 16 15 22 0.262
 75–79 13 22 10   11 21   6 16 10  
  ≥ 80 12 9 8   8 9   8 5 4  
Prioritised ethnicity
 European 30 32 34   40 26   19 23 24  
 Māori 10 31 9 0.005 10 30 0.000 10 18 12 0.457
 Pacific 6 35 11   11 35   17 10 19  
 Other 10 11 6   9 8   4 6 7  
Distance in km to dialysis centre
 Less than 10 30 65 27   29 63   28 31 33  
 10–49 19 39 23 0.019 26 36 0.000 16 23 23 0.739
 50+ 7 5 10   15 0   6 3 6  
Lifestyle behaviour
 Current smoker 4 7 3 0.708 4 6 1.000 2 2 6 0.287
 Currently drinks alcohol 30 39 27 0.240 38 28 0.001 19 22 25 0.965
 Lives alone 16 10 7 0.606 7 10 1.000 2 6 9 0.182
Own home
 Yes 37 57 43 0.040 51 49 0.008 31 35 34 0.505
 No 19 51 17   19 49   18 22 28  
 Missing 0 1 0   0 1   1 0 0  
Pension is the only source of income
 Yes 35 80 40 0.309 45 75 0.083 32 44 44 0.400
 No 21 28 20   25 23   17 13 18  
 Missing 0 1 0   0 1   1 0 0  
Have a community services card?
 Yes 43 85 42 0.505 44 83 0.007 34 44 49 0.210
 No 13 23 17   25 15   14 13 13  
 Missing 0 1 1   1 1   2 0 0  
Standard of living
 Fairly Low/Low 4 15 2 0.033 3 14 0.034 5 5 7 0.901
 High/fairly high/medium 52 93 58   67 84   44 52 55  
 Missing 0 1 0   0 1   1 0 0  
Adequacy of income for daily needs
 Enough/More than enough 27 50 26 0.712 31 45 0.834 21 30 25 0.373
 Not enough/Just enough 29 58 34   39 53   28 27 37  
 Missing 0 1 0   0 1   1 0 0  
Qualifications 26 56 26 0.217 31 51 0.233 24 27 31 0.850
 None 30 49 34   39 44   25 30 28  
 Secondary school/higher/trade qualification 0 4 0   0 4   1 0 3  
 Missing            
Comorbidity Count
 0–2 24 52 28 0.900 32 48 0.722 23 29 28 0.802
 3+ 32 57 32   38 51   27 28 34  
NZDep score (mean & SD) 6.6(2.9) 7.3(2.8) 6.2(3.1) 0.016 6.1(2.9) 7.6(2.8) 0.001 7.0(3.1) 6.9(2.9) 6.9(2.9) 0.98
  1. *P values are from chi-square test except for NZDep score where P values are from ANOVA. Non-dialysis group now excluded from test when comparing dialysis types, ** 8 people are in ‘in training’ for dialysis. Two of them were included in “home” group as they are training at home, other 6 were included in “centre” group
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