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Table 1 Baseline characteristics

From: Evaluation of non-response to the In-Center Hemodialysis Consumer Assessment of Healthcare Providers and Systems (ICH CAHPS) survey

  Total
(n = 9290)
AHRQ usable surveys
(n = 3369, 36%)
Proxy help/ incomplete responses
(n = 549, 6%)
AHRQ non- responses
(n = 5372, 58%)
Age 61.1 ± 14.8 62.1 ± 13.9 68.0 ± 13.1 59.8 ± 15.3
Female Sex 4068 (43.8%) 1547 (45.9%) 215 (39.2%) 2306 (42.9%)
Race
 Black 4126 (44.4%) 1294 (38.4%) 188 (34.2%) 2644 (49.2%)
 White 4486 (48.3%) 1917 (56.9%) 340 (61.9%) 2229 (41.5%)
 Other 678 (7.3%) 158 (4.7%) 21 (3.8%) 499 (9.3%)
Hispanic 637 (6.9%) 176 (5.2%) 39 (7.1%) 422 (7.9%)
Cause of ESRD
 Diabetes 4015 (43.2%) 1357 (40.3%) 286 (52.1%) 2372 (44.2%)
 Hypertension 2630 (28.3%) 960 (28.5%) 149 (27.1%) 1521 (28.3%)
 Other 2645 (28.5%) 1052 (31.2%) 114 (20.8%) 1479 (27.5%)
Marital status
 Married 3555 (38.3%) 1465 (43.5%) 295 (53.7%) 1795 (33.4%)
 Divorced/Separated 1947 (21.0%) 694 (20.6%) 76 (13.8%) 1177 (21.9%)
 Widowed 1476 (15.9%) 476 (14.1%) 104 (18.9%) 896 (16.7%)
 Single 2312 (24.9%) 734 (21.8%) 74 (13.5%) 1504 (28.0%)
Education Level
 Grade School 1221 (13.1%) 271 (8.0%) 127 (23.1%) 823 (15.3%)
 High School 5679 (61.1%) 2082 (61.8%) 354 (64.5%) 3243 (60.4%)
 College/Post Graduate 2390 (25.7%) 1016 (30.2%) 68 (12.4%) 1306 (24.3%)
English speaker 8992 (96.8%) 3326 (98.7%) 528 (96.2%) 5138 (95.6%)
Nursing home resident 682 (7.3%) 92 (2.7%) 40 (7.3%) 550 (10.2%)
Insurance
 Medicare/Medicaid 3303 (35.6%) 959 (28.5%) 179 (32.6%) 2165 (40.3%)
 Medicare only 3646 (39.3%) 1533 (45.5%) 233 (42.4%) 1880 (35.0%)
 Medicaid only 533 (5.7%) 153 (4.5%) 22 (4.0%) 358 (6.7%)
 Other 1808 (19.5%) 724 (21.5%) 115 (21.0%) 969 (18.0%)
Active on transplant waitlist 1048 (11.3%) 456 (13.5%) 37 (6.7%) 555 (10.3%)
Vascular access
 Fistula 5765 (62.1%) 2198 (65.2%) 349 (63.6%) 3218 (59.9%)
 Graft 1974 (21.3%) 703 (20.9%) 127 (23.1%) 1144 (21.3%)
 Catheter 1551 (16.7%) 468 (13.9%) 73 (13.3%) 1010 (18.8%)
Albumin (g/dL) 3.8 ± 0.4 3.9 ± 0.4 3.8 ± 0.4 3.8 ± 0.4
Hemoglobin (g/dL) 11.1 ± 1.2 11.2 ± 1.1 11.2 ± 1.0 11.1 ± 1.2
Kt/V 1.62 ± 0.28 1.63 ± 0.27 1.65 ± 0.28 1.61 ± 0.29
BMI (kg/m2) 28.4 ± 7.6 29.2 ± 7.6 28.0 ± 7.0 28.0 ± 7.5
Unexcused absences 1638 (17.6%) 476 (14.1%) 52 (9.5%) 1110 (20.7%)
Treatments shortened 4632 (49.9%) 1481 (44.0%) 204 (37.2%) 2947 (54.9%)
Hospitalizations 1303 (14.0%) 336 (10.0%) 59 (10.8%) 908 (16.9%)
ESRD vintage (months) 40.4 (19.5, 76.4) 37.6 (18.2, 72.1) 39.5 (18.6, 76.8) 42.5 (20.8, 78.5)
ESRD vintage > 12 months before current facility 2057 (22.1%) 711 (21.1%) 103 (18.8%) 1243 (23.1%)
Ability to ambulate 7105 (76.5%) 2858 (84.8%) 359 (65.4%) 3888 (72.4%)
Ability to transfer 7820 (84.2%) 3047 (90.4%) 415 (75.6%) 4358 (81.1%)
Falls 894 (9.6%) 312 (9.3%) 75 (13.7%) 507 (9.4%)
ADL score 5.7 ± 2.6 6.5 ± 2.1 4.4 ± 2.6 5.4 ± 2.8
  1. Data shown as mean ± SD or median (25th, 75th percentiles) or n (%). BMI Body mass index, ESRD End-stage renal disease, ADL Activities of daily living