Table 3 Patient characteristics and clinical factors of patients with single history or repeated of peritonitis

Sex (male, %)

50

72.7

0.265

Age at PD initiation (median, years)

64 [63–77]

59 [53–84]

0.423

Performance status at PD initiation (0–4) (n)

0 (9)

0 (7)

N/A

1 (2)

1 (3)

2 (1)

2(0)

3(0)

3 (1)

4(0)

4(0)

Diabetes* (%)

58.3

27.3

0.133

Hypertension (%)

22.5

37.5

0.205

Serologic tests time average concentration

 Albumin* (median, g/dL)

3.6 [3.4–3.8]

3.6 [3.0–3.9]

0.594

 Potassium* (median, mEq/L)

4.3 [3.9–4.8]

4.1 [3.7–4.4]

0.346

 Magnesium (median, mg/dL)

2.1 [2.0–2.3]

2.1 [1.8–2.2]

0.451

 Corrected calcium (median, mg/dL)

9.3 [8.8–9.4]

9.2 [8.8–9.5]

0.974

 Inorganic phosphorus (median, mg/dL)

4.9 [4.4–5.2]

5.1 [4.7–6.0]

0.281

 Intact PTH (median, pg/mL)

290 [171–431]

288 [215–343]

0.985

Use of medications

 RAS blocker (%)

41.7

35.7

0.722

 Calcium channel blocker (%)

75.0

46.4

0.096

 Diuretic (%)

91.7

75.0

0.227

 Oral vitamin D* (%)

58.3

53.6

0.782

  Dose of oral vitamin D (μg/day)

0.35±0.31

0.25±0.28

0.443

  Vitamin D started with SHPTH (%)

66.7

53.6

0.563

 Phosphate binder (%)

83.3

75.0

0.443

  Precipitated calcium carbonate (%)

50.0

53.6

0.836

  Non-calcium-containing phosphate binder (%)

50.0

50.0

1.000

 Calcimimetics (%)

0

25.0

0.057

 Laxative* (%)

16.7

14.3

0.847

 Erythropoiesis-stimulating agent (%)

91.7

96.4

0.527

 Immunosuppressant* (%)

8.3

0

0.122

Other factors

 PD against patient’s choice* (%)

8.3

9.1

0.949

 Smoking history* (%)

41.7

27.3

0.469

 Indoor pet breeding* (%)

8.3

27.3

0.231

 Psychiatric disorder* (%)

8.3

27.3

0.231

 Public assistance* (%)

0

9.1

0.286

 Assisted PD (%)

8.3

27.3

0.231

 Use of exchange devise (%)*

91.7

90.9

0.949

 Living environment (apartment, %)*

41.7

45.5

0.855

 Job (%)*

25.0

36.4

0.554