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Table 2 Baseline characteristics at study initiation by dialysis modality

From: The impact of nocturnal hemodialysis on sexual function

Characteristic Nocturnal hemodialysis (n = 26) Conventional hemodialysis (n = 25)
Age (years) 55.1 ± 12.4 53.1 ± 13.4
Male gender (%) 18 (69) 14 (56)
Caucasian (%) 23 (88) 21 (84)
Time on dialysis (years) 5.5 ± 5.3 4.8 ± 3.8
Median (interquartile range) 3 (1–9) 4 (2–6)
Baseline dialysis modality (%)
In-center hemodialysis 18 (69) 13 (52)
Home or self-care hemodialysis 2 (8) 5 (20)
Home hemodialysis 6 (23) 7 (28)
Cause of ESRD (%)
Diabetic nephropathy 7 (27) 8 (32)
Hypertension/vascular 2 (8) 2 (8)
Glomerulonephritis 5 (19) 8 (32)
Polycystic kidney disease 3 (12) 1 (4)
Urologic 3 (12) 3 (12)
Other 6 (24) 3 (12)
Comorbid illnesses (%)
Ischemic heart disease 10 (38) 10 (40)
Congestive heart failure 6 (23) 5 (20)
Peripheral vascular disease 4 (15) 4 (16)
Cerebrovascular disease 5 (19) 3 (12)
Diabetes mellitus 10 (38) 11 (44)
β-Blocker usage (%) 10 (38) 9 (36)
Married, Common-law or in 18 (72) 19 (73)
Relationship (%)
Responses to relevant sexual questions Baseline 6 Months Baseline 6 Months
Proportion with Sexual Activity in Last 4 Weeks 36% 32% 38% 31%
Proportion of patients very much or extremely bothered on burden of Kidney Disease on Sex Life 60% 39% 50% 40%
Proportion of patients having sex who reported very much or severe problems enjoying Sex* 55% 70% 40% 88%
Proportion of patients having sex who reported very much or severe problem becoming Sexually Aroused* 55% 70% 40% 88%
  1. ESRD, end-stage renal disease.
  2. Values (±) are means ± standard deviation.
  3. P > 0.05 for all comparisons between nocturnal hemodialysis and conventional.
  4. *proportion of patients engaging in sexual activity.