Table 6 Urine-specific gravity and urine electrolyte excretion after furosemide (2 mg/kg) administration

Urine-specific gravity

IV

1.040 ± 0.010

1.012 ± 0.002^**

1.007 ± 0.001^**

1.011 ± 0.002^**

1.020 ± 0.004^*

1.030 ± 0.007

OUT

1.039 ± 0.009

1.032 ± 0.015^**

1.012 ± 0.006^**

1.010 ± 0.003^**

1.017 ± 0.006^*

1.022 ± 0.007

FS-ODF

1.045 ± 0.007

1.022 ± 0.013^*

1.009 ± 0.002^**

1.014 ± 0.005^**

1.020 ± 0.010^*

1.025 ± 0.009^*

Urine sodium excretion per hour (mmol/h)

IV

0.64 ± 0.56

17.75 ± 7.21^**

8.70 ± 3.52^**

0.95 ± 0.47

0.52 ± 0.21

0.35 ± 0.21

OUT

0.95 ± 1.05

11.13 ± 11.67^**

18.88 ± 10.01^**

3.77 ± 1.77

1.22 ± 0.52

0.44 ± 0.22

FS-ODF

0.93 ± 0.56

8.63 ± 4.63^*

17.18 ± 12.01^*

1.96 ± 0.94

0.78 ± 0.24

0.48 ± 0.11

Urine potassium excretion per hour (mmol/h)

IV

0.31 ± 0.16

3.51 ± 1.17^**

1.11 ± 0.32^**

0.21 ± 0.10

0.16 ± 0.06

0.16 ± 0.11

OUT

0.92 ± 1.12

4.48 ± 4.48^**

2.46 ± 1.24^**

0.63 ± 0.26

0.33 ± 0.18

0.14 ± 0.06

FS-ODF

0.79 ± 0.53

2.40 ± 0.67^*

2.70 ± 1.38^*

0.41 ± 0.21

0.24 ± 0.13

0.16 ± 0.06

Urine chloride excretion per hour (mmol/h)

IV

0.43 ± 0.11

11.43 ± 3.04^**

5.72 ± 1.33^**

0.72 ± 0.33

0.32 ± 0.12

0.19 ± 0.08^**

OUT

1.04 ± 1.29

8.48 ± 9.14^**

10.29 ± 4.41^**

2.63 ± 1.36

0.84 ± 0.38

0.25 ± 0.09^**

FS-ODF

0.76 ± 0.47

4.89 ± 2.62^*

9.60 ± 5.21^*

1.39 ± 0.62

0.53 ± 0.23

0.30 ±0.09