| Variable | Hemodialysis Inadequacy Proportion (%) or Median IQR) (n = 36) | Hemodialysis Adequacy Proportion (%) or Median IQR) (n = 62) | p-value |
| Age (years) |
|
|
|
| 18 - 40 | 3 (8.3) | 12 (19.3) | 0.14 |
| 41 - 50 | 4 (11.1) | 12 (19.3) | 0.29 |
| 51 - 60 | 12 (33.3) | 10 (16.1) | 0.04 |
| >60 | 17 (47.2) | 28 (45.1) | 0.84 |
| Sex |
|
| 0.38 |
| Male | 13 (36.1) | 17 (27.4) |
|
| Female | 23 (63.9) | 45 (72.6) |
|
| Education level |
|
| 0.09 |
| Primary or none | 14 (38.9) | 22 (61.1) |
|
| Secondary or above | 27 (43.5) | 35 (56.4) |
|
| Body Mass Index (Kg/m2) |
|
|
|
| <18.5 (Underweight) | 1 (2.8) | 5 (8.1) | 0.29 |
| 18.5 - 24.9 (Normal) | 21 (58.3) | 43 (69.4) | 0.27 |
| 25 - 29.9 (Overweight) | 6 (16.7) | 9 (14.5) | 0.78 |
| ≥30 (Obese) | 14 (38.9) | 14 (22.5) | 0.08 |
| Underlying disease |
|
|
|
| Hypertension | 18 (50.0) | 34 (54.8) | 0.64 |
| Diabetes | 10 (27.8) | 21 (33.9) | 0.53 |
| HIV | 4 (11.1) | 1 (1.6) | 0.04 |
| Pre-dialytic blood pressure (mmHg) |
|
| 0.07 |
| SBP ≥ 140 | 28 (77.8) | 37 (59.7) |
|
| SBP < 140) | 8 (22.2) | 25 (40.3) |
|
| Pre-dialytic blood pressure (mmHg) |
|
| 0.36 |
| DBP ≥ 90 | 13 (36.1) | 16 (25.8) |
|
| DBP < 90 | 23 (63.9) | 46 (74.2) |
|
| Pre-dialytic blood urea nitrogen |
|
| 0.65 |
| Normal (<8.5 mmol/L) | 4 (11.1) | 5 (8.1) |
|
| High (≥8.5 mmol/L) | 32 (88.9) | 57 (91.9) |
|
| CKD stage by eGFR (mls/min/1.73m2)* |
|
|
|
| Stage 4 (16 - 29) | 6 (19.3) | 8 (13.8) | 0.61 |
| Stage 5 (<16) | 25 (80.6) | 50 (86.2) | 0.21 |
| Hemoglobin (g/dl) |
|
|
|
| Normal (>12 in female or 13 in males) | 2 (5.6) | 9 (14.5) | 0.18 |
| Mild Anemia10 -12 or 13 | 9 (25.0) | 26 (41.9) | 0.09 |
| Moderate Anemia (8 -10) | 16 (44.4) | 20 (32.3) | 0.23 |
| Severe/life threatening anemia (<8) | 9 (25.0) | 7 (11.3) | 0.08 |
| Serum albumin (g/dl) |
|
| 0.59 |
| Normal (>3.4) | 28 (77.8) | 51 (82.3) |
|
| Low (≤3.4) | 8 (22.2) | 11 (17.7) |
|
| Duration on hemodialysis (months) |
|
| 0.02 |
| <7 months | 23 (63.9) | 25 (40.3) |
|
| ≥7 months | 13 (36.1) | 37 (59.7) |
|
| Frequency of hemodialysis sessions per week |
|
| 0.08 |
| 3 times | 34 (94.4) | 51 (82.3) |
|
| <3 times | 2 (5.6) | 11 (17.7) |
|
| Dialyzer surface area (m2) |
|
| 0.32 |
| ≥1.6 | 16 (44.4) | 34 (54.8) |
|
| <1.6 | 20 (55.6) | 28 (45.2) |
|
| Blood flow rate (mls/min) |
|
| 0.05 |
| >300 | 8 (22.2) | 5 (8.1) |
|
| ≤300 | 28 (77.8) | 39 (62.9) |
|
| Type of access |
|
|
|
| Semi-permanent | 37 (59.7) | 23 (63.9) | 0.83 |
| Arterio-venous fistula | 16 (25.8) | 6 (16.7) | 0.33 |
| Temporary vascular access | 9 (14.5) | 7 (19.4) | 0.58 |