Table 1 Patient characteristics
Controls (n = 36) | Adequate HD (n = 18) | Non-adequate HD (n = 19) | P value | |
|---|---|---|---|---|
Age (years) | 48.19 ± 6.94 | 47.89 ± 6.82 | 47.53 ± 6.39 | 0.671 |
Height (cm) | 155.65 ± 5.46 | 155.61 ± 4.07 | 155.741 ± 4.50 | 0.978 |
Weight [24] | 58.84 ± 7.27 | 56.11 ± 9.46 | 54.18 ± 5.76 | 0.052 |
Body mass index (kg/m2) | 24.31 ± 3.02 | 23.08 ± 3.26† | 22.37 ± 2.60‡ | 0.036* |
Educational level | 0.321 | |||
Middle school or less | 8 (22.2%) | 3 (16.6%) | 3 (15.7%) | |
High school | 10 (27.7%) | 10 (55.5%) | 9 (47.3%) | |
College or more | 18 (50.0%) | 5 (27.7%) | 7 (36.8%) | |
Monthly income (won) | 0.072 | |||
<1 million | 7 (19.4%) | 6 (33.3%) | 7 (36.8%) | |
1-3 million | 19 (52.7%) | 7 (38.8%) | 8 (42.1%) | |
>3 million | 10 (27.7%) | 5 (27.7%) | 4 (21.0%) | |
Menopause (%) | 10 (27.7%) | 13 (66.5%) | 12 (63.1%) | 0.023** |
Hematocrit (%) | 29.8 | 28.1 | 28.3 | 0.057 |
Testosterone (ng/ml) | 1.25 ± 2.25 | 0.45 ± 0.06† | 0.26 ± 0.08‡ | 0.027* |
Estradiol (pg/ml) | 80.93 ± 77.24 | 27.55 ± 20.82† | 34.68 ± 55.69‡ | 0.003* |
Duration of HD (years) | 7.4 ± 6.99 | 8.5 ± 3.99 | 0.781 | |
Onset of CRF | 10.5 ± 5.29 | 11.5 ± 6.72 | 0.574 | |
Average single-pool Kt/V | 1.47 ± 0.11 | 1.14 ± 0.05 | 0.021*** |