Table 1.

Characteristics of 65 patients on maintenance hemodialysis according to gendera

All Patients (n = 65)Men (n = 35)Women (n = 30)P
a SGA, subjective global assessment; BMI, body mass index; PNA, protein equivalent of total nitrogen appearance, also known as PCR.
SF36, total score (0 to 100)54.7 ± 17.458.2 ± 17.150.6 ± 17.10.08
SF36, physical health (0 to 100)48.0 ± 18.851.5 ± 19.444.0 ± 17.50.11
SF36, mental health (0 to 100)55.7 ± 18.457.9 ± 17.453.9 ± 19.40.31
Annual hospitalization days13.1 ± 26.315.1 ± 27.910.8 ± 24.70.52
Annual hospitalization frequency1.83 ± 2.992.25 ± 3.651.33 ± 1.900.21
Age (yr)54.5 ± 15.849.1 ± 15.760.8 ± 13.50.01
Dialysis months41.1 ± 32.441.1 ± 30.441.0 ± 35.10.99
SGA (1 to 3)1.86 ± 0.731.77 ± 0.731.97 ± 0.720.28
Near infrared measured body fat (%)28.5 ± 8.324.3 ± 7.333.4 ± 6.6<0.01
BMI (kg/m2)25.5 ± 6.525.2 ± 6.125.9 ± 6.90.62
Serum albumin (g/dl)3.79 ± 0.473.83 ± 0.553.74 ± 0.360.45
 creatinine (mg/dl)10.7 ± 3.212.0 ± 3.29.3 ± 2.50.01
 cholesterol (mg/dl)161.8 ± 31.0156.9 ± 28.0167.53 ± 33.780.17
 hemoglobin (g/dl)11.0 ± 1.611.3 ± 1.710.6 ± 1.40.06
 ferritin (ng/ml)799 ± 470778 ± 468823 ± 4800.70
 transferrin (mg/dl)161.9 ± 37.2168.9 ± 45.3153.6 ± 22.70.09
 iron saturation (%)33.9 ± 11.836.2 ± 13.131.1 ± 9.50.08
 intact PTH (ng/ml)276.9 ± 234.6253.9 ± 221.6303.7 ± 250.00.39
 C-reactive protein (ng/ml)12.9 ± 15.612.3 ± 17.413.5 ± 13.40.75
Kt/V1.38 ± 0.281.30 ± 0.231.48 ± 0.300.01
PNA (g/kg/d)1.09 ± 0.261.09 ± 0.271.10 ± 0.250.92