Table 2.

Renal hemodynamic data for groups 3 and 4 and for unprotected kidneysa

Group 3: 500 SW Pretreatment (n = 8)Group 4: 100 SW Pretreatment (n = 8)No Pretreatment (n = 9; see reference [5])
BaselineHours after SWL (Mean % Change ± SE)BaselineHours after SWL (Mean % Change ± SE)BaselineHours after SWL (Mean % Change ± SE)
141414
GFR (ml/min)11.8 ±8.0−21.8 ±11.6−32.1 ±10.69.8 ±2.9−52.4 ±8.1−33.1 ±7.710.6 ±3.6−39.4 ±5.4−9.8 ±12.4
P value versus baseline (95% CI of the difference)NS (−49.3 to 5.7)<0.02 (−72.6 to −33.6)<0.001 (−71.5 to −33.3)<0.005 (−51.4 to −14.9)<0.0001 (−51.9 to −27.0)NS (−38.4 to 18.8)
RPF (ml/min)40.3 ±11.4−21.3 ±8.7−20.6 ±12.0.254.2 ±7.9−54.2 ±7.9−19.9 ±20.7−50.2 ±6.0−25.3 ±12.1
P value versus baseline (95% CI of the difference)<0.05 (−41.8 to −0.7)NS (−49.6 to 8.3)<0.001 (−73.0 to −36.4)NS (−68.8 to 28.9)<0.02 (−89.4 to −11.0)NS (−53.2 to 2.6)
  • a Data for baseline GFR and RPF are shown as mean ± SD and as mean % change for 1 and 4 h after SWL. SW, shock waves.