Table 1 Baseline patient characteristics

From: Loss of nocturnal decline of blood pressure in non-diabetic patients with nephrotic syndrome in the early and middle stages of chronic kidney disease

Parameter

Control group (n=24)

Nephrotic syndrome group (n=21)

P

Age (years)

54.3±18.2

58.5±14.8

0.407

Men/women

11/13

8/13

0.600

Weight (kg)

54.6±7.0

58.4±8.9

0.119

BMI (kg m−2)

22.1±2.4

23.6±2.5

0.057

Body surface area (m2)

1.53±0.13

1.58±0.16

0.302

Serum albumin (g per 100 ml)

4.3±0.4

2.1±0.6

<0.001

Serum creatinine (mg per 100 ml)

0.81±0.20

0.85±0.26

0.572

Estimated glomerular filtration rate

   

(ml min−1 1.73 m−2)

66.9±14.7

64.4±24.9

0.680

24-h urinary protein excretion (g day−1)

ND

5.5±1.8

 

24-h urinary creatinine excretion (mg day−1)

ND

890±382 (574–1374)

 

Creatinine clearance (ml min−1 1.73 m−2)

ND

81.9±26.6

 

24-h urinary sodium excretion (mmol day−1)

ND

72±44 (64–216)

 

Histologic diagnosis

 Membranous nephropathy

12

  

 IgA nephropathy

3

  

 Minor glomerular abnormalities

1

  

 Membranoproliferative glomerulonephritis

1

  

 Lupus nephritis

1

  

 Amyloidosis

2

  

 Unknown

1

  
  1. Abbreviation: ND, not determined. Values are presented as mean±s.d. Values in parentheses in the column of nephrotic syndrome group indicate the normal ranges in our laboratory.