Table 3.

Pulsatility index and prognostic factors

	Lowest PI*	P value
PLN		0.473
Negative	0.89 (0.68 – 1.10)
Positive	0.74 (0.52 – 0.95)
DSI		0.004
< 10 mm	1.20 (0.91 – 1.60)
> 10 mm	0.74 (0.55 – 0.92)
LVSI		0.073
Negative	1.00 (0.75 – 1.30)
Positive	0.68 (0.44 – 0.92)
Tumor size		0.158
< 17.5 mm	1.06 (0.68 – 1.40)
> 17.5 mm	0.80 (0.60 – 1.40)
Parametrium		0.171
Negative	0.95 (0.73 – 1.17)
Positive	0.67 (0.48 – 0.86)
Histology		0.406
SCC	0.84 (0.63 – 1.05)
Non-SCC	0.99 (0.61 – 1.37)

* Expressed as median, range in parentheses.

SCC = Squamous cell carcinoma. PLN = Pelvic Lymph node. DSI = Depth stromal invasion. LVSI = Lymph-vascualr space invasion.