Table 3.

Frequency and median time to the first peritonitis episode according to clinical factors

VariablenFirst Peritonitis Frequency (%)Median Time to the First Peritonitis (months)P (univariate)
Cause of ESRD
    chronic glomerulonephritis21038 (18.1)9.5
    hypertensive nephrosclerosis44198 (22.2)60.19
    diabetic nephropathy761182 (23.9)50.04
    unknown29675 (25.3)50.02
    others32281 (25.2)60.27
Body mass index (kg/m2)
    ≤2037388 (23.6)50.61
    20.1 to 25751183 (24.4)6
    >25604164 (27.2)60.91
Systolic BP (mmHg)
    ≤1401044243 (23.3)6
    >140586164 (28.0)60.10
Diastolic BP (mmHg)
    ≤901292307 (23.8)6
    >9032895 (29.0)60.23
Serum albumin (g/dl)
    <4807202 (25.0)7
    ≥435992 (25.6)70.60
Hemoglobin (g/dl)
    ≥11902225 (24.9)7
    <11691172 (24.9)60.55
Collagenosis
    absence1986464 (23.4)6
    presence4510 (22.2)7.50.79
Malignancy
    absence1960457 (23.3)6
    presence7117 (23.9)80.50
Cardiopathy
    absence1536349 (22.7)6
    presence495125 (25.3)50.12
Left ventricular hypertrophy
    absence1236265 (21.4)6
    presence795209 (26.3)50.46
Diabetes mellitus
    absence1175266 (22.6)6
    presence856208 (24.3)50.10
  • Univariate analysis (n = 474 episodes in 2032 patients).