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Table 1 Characteristics of Australian PD patients living within or greater than 100 km away from their nearest PD unit during the study period 2003–2008

From: The effects of living distantly from peritoneal dialysis units on peritonitis risk, microbiology, treatment and outcomes: a multi-centre registry study

Characteristic ≥100 km from PD Unit (n = 365) <100 km from PD Unit (n = 6183) P value
Age (years) 56.9±16.8 59.1±16.9 0.02
Women 197 (54%) 3444 (56%) 0.5
Racial origin    <0.001
 Caucasian 229 (63%) 4728 (76%)  
 ATSI 130 (36%) 391 (6%)  
 MPI 2 (1%) 157 (3%)  
 Asian 3 (1%) 628 (10%)  
 Other 1 (0%) 279 (5%)  
BMI (kg/m2) 26.4±5.4 26.0±5.4 0.2
eGFR at dialysis start (mL/min/1.73 m2) 6.7±3.2 7.4±4.1 0.004
Late referral 105 (29%) 1396 (23%) 0.006
ESRD Cause    0.08
 Chronic glomerulonephritis 103 (28%) 1697 (27%)  
 Diabetic nephropathy 130 (36%) 1806 (29%)  
 Renovascular disease 50 (14%) 836 (14%)  
 Polycystic kidneys 17 (5%) 348 (6%)  
 Reflux nephropathy 11 (3%) 250 (4%)  
 Other 37 (10%) 831 (13%)  
 Unknown 17 (5%) 415 (7%)  
Smoking status    0.1
 Current 55 (15%) 746 (12%)  
 Former 142 (39%) 2295 (37%)  
 Never 168 (46%) 3142 (51%)  
Chronic lung disease 66 (18%) 847 (14%) 0.02
Coronary artery disease 14 (39%) 2196 (36%) 0.2
Peripheral vascular disease 96 (26%) 1411 (23%) 0.1
Cerebrovascular disease 54 (15%) 836 (14%) 0.5
Diabetes mellitus 160 (44%) 2349 (38%) 0.03
Peritoneal Transport Status    0.001
 High 40 (11%) 610 (10%)  
 High average 106 (29%) 2230 (36%)  
 Low average 70 (19%) 1369 (22%)  
 Low 14 (4%) 271 (4%)  
 Unknown/Not specified 135 (37%) 1703 (28%)  
Centre size    <0.001
 Small (<7 patients) 2 (1%) 42 (1%)  
 Small-medium (7–42 patients) 65 (18%) 358 (6%)  
 Medium-large (43–140 patients) 62 (17%) 1382 (22%)  
 Large (>140 patients) 236 (65%) 4401 (71%)  
  1. Abbreviations: ATSI, Aboriginal and Torres Strait Islander peoples; BMI, body mass index; eGFR, estimated glomerular filtration rate; MPI, Maori and Pacific Islander peoples.