Table 2.

Comparison of demographic parameters between the compensated and the uncompensated groups.

	Compensated (n = 123)	Uncompensated (n = 100)	P
Age, y	57.7	57.4	NS
Female, %	70.7	76.3	NS
Male, %	29.3	13.7	.05
Previous surgery, %	74.8	78	NS

Abbreviation: NS, not significant.