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. 2014 Nov 20;12(4):285–289. doi: 10.1016/j.aju.2014.10.002

Table 2.

Comparison between IPSS categories according to the mean PVR.

IPSS category (n) Mean (SD) PVR (mL) P
Mild (13) 60 (69.4) <0.001
Moderate (19) 87.6 (41.5)
Severe (13) 171.9 (69.3)

One way anova.