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Table 2 Changes in cystometry parameters to spinal nerve stimulation for 1 hr

From: Neuromodulation attenuates bladder hyperactivity in a rat cystitis model

  

BP (mmHg)

MP (mmHg)

TP (mmHg)

VV (ml)

RV (ml)

ICI (mim)

Saline

0.5 hr before

10.59 ± 2.47

23.06 ± 2.26

14.88 ± 2.57

0.43 ± 0.04

-0.05 ± 0.02

7.78 ± 0.70

-stim

10.88 ± 2.41

25.47 ± 2.73

15.20 ± 2.99

0.41 ± 0.05

-0.03 ± 0.02

7.64 ± 1.01

0.5 hr after

11.22 ± 2.52

26.21 ± 3.08

15.68 ± 3.41

0.53 ± 0.06

-0.10 ± 0.03

8.53 ± 1.13

0.5 hr before

8.74 ± 2.48

21.59 ± 2.85

13.00 ± 2.79

0.58 ± 0.12

-0.03 ± 0.03

11.08 ± 2.51

+stim

9.83 ± 2.55

24.41 ± 3.25*

15.90 ± 2.72*

1.02 ± 0.30*

0.26 ± 0.20

25.61 ± 8.13*

0.5 hr after

10.35 ± 2.38

24.47 ± 2.89

16.24 ± 2.28

0.60 ± 0.10

0.18 ± 0.13

18.27 ± 5.36

Acetic acid

0.5 hr before

8.64 ± 2.45

22.12 ± 3.87

10.96 ± 2.14

0.38 ± 0.05

-0.07 ± 0.02

6.31 ± 0.85

-stim

8.73 ± 2.25

23.57 ± 3.52

12.12 ± 2.23

0.41 ± 0.07

-0.06 ± 0.01

6.95 ± 1.27

0.5 hr after

8.97 ± 2.52

23.10 ± 3.46

11.62 ± 2.43

0.36 ± 0.07

-0.04 ± 0.01

6.26 ± 1.47

0.5 hr before

7.74 ± 2.08

23.89 ± 1.70

12.00 ± 2.15

0.30 ± 0.04

0.03 ± 0.04

6.54 ± 0.96

+stim

11.11 ± 3.10

26.90 ± 2.88

17.62 ± 3.26*

0.80 ± 0.23*

0.03 ± 0.05

16.67 ± 4.40*

0.5 hr after

10.09 ± 2.75

26.62 ± 2.35

15.21 ± 2.61

0.59 ± 0.16

0.05 ± 0.09

12.69 ± 4.83

  1. BP: basal pressure, MP: maximum pressure, TP: threshold pressure, VV: void volume, RV: residual volume, ICI: intercontraction interval, -stim: without stimulation, +stim: spinal nerve stimulation. *P < 0.05, paired Student t-test for intragroup comparison to control “before stimulation”.