Group

Number of cases (n)

BNP (pg/ml)

ANP (nmol/L)

Urine volume (ml/24h)

Pre-treatment

Post-treatment

Pre-treatment

Post-treatment

Pre-treatment

Post-treatment

Observation (n)

38

435.97 ± 27.02

216.96 ± 19.04

1.22 ± 0.18

0.66 ± 0.15

1204.03 ± 114.99

2146.99 ± 165.04

Matched (n)

38

420.02 ± 37.99

323.11 ± 21.09

1.19 ± 0.25

0.94 ± 0.22

1238.98 ± 100.05

1651.12 ± 128.83

t value

0.817

5.008

1.126

4.997

0.589

5.082

P value

>0.05

<0.05

>0.05

<0.05

>0.05

<0.05