Table 1 All Subgroup 1
(Pre- and Post-operative
follow-up)		 Subgroup 2
(Pre- and early/late Postoperative follow-up)

Follow-up
Mean (months)
Range (months)

 28
4-88		 30
4-88		 Early
4
1-6		 Late
37
8-88

Age
Mean (years)
Range (years)

 53
37-70		 53
38-70		 53
39-69

Gender
Males
Females

 53
46		 43
34		 21
16

Total (n)

 99 77 37