Table 1.

The mean BMFSI scores

BMFSI domain	Score, mean (SD)		Age reference range,	P
	Before surgery	After surgery	Mean (SD)†
SD (range 0-8)
All ages	5.5 (1.8)	5.3 (1.9)		0.50
Age group, years (n)
20-29 (39)	7.1 (0.5)	7.0 (0.6)		0.73
30-39 (32)	6.9 (0.8)	6.8 (1.0)		0.69
40-49 (35)	5.3 (0.8)	5.0 (0.9)	5.2 (1.5)	0.23
50-59 (29)	3.8 (0.7)	3.6 (0.9)	4.5 (1.6)	0.45
60-69 (15)	2.1 (0.9)	1.9 (0.7)	3.7 (1.7)	0.52
EF (range 0-12)
All ages	9.1 (2.5)	8.8 (2.7)		0.39
Age group, years (n)
20-29 (39)	10.9 (1.1)	10.8 (1.1)		0.70
30-39 (32)	10.6 (1.2)	10.4 (1.4)		0.46
40-49 (35)	9.5 (1.5)	9.2 (1.8)	9.8 (2.5)	0.47
50-59 (29)	7.3 (1.6)	7.0 (1.5)	8.8 (3.0)	0.37
60-69 (15)	3.8 (0.7)	3.4 (0.9)	6.5 (3.8)	0.22
EjF (range 0-8)
All ages	4.7 (1.2)	6.3 (1.6)		<0.001*
Agegroup, years (n)
20-29 (39)	4.8 (1.0)	7.4 (0.6)		<0.001*
30-39 (32)	5.0 (1.1)	7.2 (0.7)		<0.001*
40-49 (35)	5.1 (1.0)	6.8 (0.8)	7.4 (1.4)	<0.001*
50-59 (29)	4.8 (0.9)	5.1 (0.8)	7.0 (1.7)	0.22
60-69 (15)	2.6 (0.8)	2.7 (0.8)	5.9 (2.7)	0.67

^*statistically significant; †from O’Leary et al.[4]