Table 5

Baseline characteristics of 76 483 HD patients based on facilities’ level and geographical distribution

VariableTotal populationFacilities’ level and geographical distributionP value
Medical centreMetropolitan hospitalLocal community hospitalClinic
SMCNSMCSMCNSMCSMCNSMCSMCNSMC
Number76 483755951010 286982410 229604024 3277708
Person-year310 40434 783231140 04738 42140 23622 96410,019231 450
Age (years)62.4±13.660.9±13.960.1±14.563.0±13.563.4±13.363±13.764±13.261.8±13.562.3±13.4<0.0001
Male (%)38 529 (50)3785 (50)248 (49)5179 (50)4861 (49)5149 (50)3040 (50)12 414 (51)3853 (50)0.2757
DM (%)38 847 (51)3158 (42)250 (49)5441 (53)5277 (54)5309 (52)3209 (53)12 384 (51)3819 (50)<0.0001
HTN (%)30 728 (40)2878 (38)296 (58)3499 (34)4484 (46)4339 (42)2476 (41)9367 (39)3389 (44)<0.0001
CHF (%)9575 (13)1144 (15)83 (16)964 (9)1681 (17)1575 (15)938 (16)2430 (10)760 (10)<0.0001
LVH (%)8990 (12)1142 (15)85 (17)844 (8)1400 (14)1342 (13)710 (12)2466 (10)31 001 (13)<0.0001
CVA (%)5306 (7)421 (6)29 (6)485 (5)733 (7)916 (9)460 (8)1695 (7)567 (7)<0.0001
CAD (%)8789 (11)572 (8)79 (15)1001 (10)1444 (15)1247 (12)623 (10)2813 (12)1010 (13)<0.0001
MI (%)2219 (3)286 (4)32 (6)226 (2)294 (3)316 (3)166 (3)715 (3)184 (2)<0.0001
HTN drugs (%)38 957 (51)4049 (54)256 (50)5088 (49)5817 (59)5093 (50)2995 (50)11 487 (47)4172 (54)<0.0001
HD duration (years)3.42±2.674.01±2.843.93±2.663.24±2.613.25±2.593.28±2.653.14±2.593.48±2.663.46±2.67<0.0001
Albumin (g/dL)3.77±0.413.85±0.393.6±0.373.71±0.433.68±0.443.76±0.433.69±0.463.84±0.363.8±0.36<0.0001
Hct (%)31±3.331.1±3.530.9±2.730.8±3.231.0±3.130.9±3.430.6±3.431.0±3.231.5±3.2<0.0001
Ca (mg/dL)9.2±0.79.2±0.689.15±0.639.16±0.79.15±0.79.24±0.739.14±0.739.23±0.689.23±0.69<0.0001
P (mg/dL)4.79±1.134.94±1.094.75±1.114.82±1.124.81±1.174.71±1.154.63±1.184.81±1.114.73±1.09<0.0001
ALK-P (μ/L)124.8±97.3107±76.1215.2±147.1135±113.2130.7±103.8138.8±113153.4±116.7110.9±80.5118.0±74.3<0.0001
i-PTH (pg/mL)215.5±173.7240±181240.4±176.6231.8±176.8215.9±171.1212.4±176.8193.3±166.4210.6±170.2204.9±173.4<0.0001
  • ALK-P, alkaline phosphatase; Ca, calcium; CAD, coronary artery disease; CHF, chronic heart failure; CVA, cerebrovascular accident; DM, diabetes mellitus; Hct, haematocrit; HD, haemodialysis; HTN, hypertension; i-PTH, intact parathyroid hormone; LVH, left ventricular hypertrophy; MI, myocardial infarction; NSMC, not six municipalities; P, phosphate; SMC, six municipalities.