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Table 1 Comparison of demographic and clinical variables between survivors and non-survivors

From: Evaluation of objective and subjective indicators of death in a period of one year in a sample of prevalent patients under regular hemodialysis

Variables Survivors Non-survivors Full sample P
Sex
   Male 84 (60.0) 14 (66.6) 98 (60.9) 0.637
   Female 56 (40.0) 7 (33.4) 63 (39.1)  
Age 43.1 ± 15.7 53.6 ± 11.9 44.5 ± 15.6 0.002
Socioeconomic status a
   B 4 (2.9) 3 (14.3) 7 (4.3)  
   C 33 (23.6) 5 (23.8) 38 (23.6)  
   D 81 (57.9) 13 (61.9) 94 (58.4)  
   E 22 (15.7) 0 22 (13.7)  
Primary kidney disease
   Glomerulonephritis 64 (45.7) 5 (23.8) 69 (42.9) 0.063
   Hypertension 31 (22.1) 7 (33.4) 38 (23.6) 0.276
   Diabetes 12 (8.6) 4 (19.0) 16 (9.9) 0.230
   Policystic kidney 9 (6.4) 2 (9.5) 11 (6.8) 0.117
   Obstructive uropathy 6 (4.2) 1 (4.8) 7 (4.3) 1.000
   Lupus 4 (2.9) 0 4 (2.5) 1.000
   Chronic pyelonephritis 4 (2.9) 0 4 (2.5) 0.658
   Indeterminate 10 (7.2) 2 (9.5) 12 (7.5) 1.000
Time on dialysis (months) 55.4 ± 52.8 50.9 ± 39.5 54.8 ± 51.2 0.989
Comorbidity b
   Low 115 (82.2) 11 (52.4) 126 (78.3) 0.002
   Medium 22 (15.7) 6 (28.6) 28 (17.4)  
   High 3 (2.1) 4 (19.0) 7 (4.3)  
Included on transplant waiting list 80 (57.1) 5 (23.8) 85 (52.7) 0.005
Laboratory tests
   Creatinine (mg/dl) 12.7 ± 3.6 11.8 ± 4.0 12.6 ± 3.6 0.140
   Hemoglobin (g/dl) 8.5 ± 1.7 8.2 ± 1.6 8.5 ± 1.7 0.665
   Albumin (g/dl) 4.3 ± 0.4 4.4 ± 0.5 4.3 ± 0.4 0.567
   Calcium-phosphorus product (mg2/dl2) 46.2 ± 13.0 49.6 ± 15.6 46.6 ± 13.4 0.476
   Kt/V index 1.5 ± 0.5 1.6 ± 0.5 1.5 ± 0.5 0.807
  1. Data are means ± SD, or percentages (in parentheses)
  2. aBrazilian Association of Research Institutes, B (best status) and E (worst status)
  3. bKhan index