Table 4

Equivalency analysis results

Short form length	Correlations with the BFNE II (95% CI)		Equivalency analysis corrected p values
Short form length	Summed scores	Factor scores	Summed scores	Factor scores
1	0.568 (0.523 to 0.611)	NA	1.000	NA
2	0.644 (0.605 to 0.680)	0.653 (0.615 to 0.689)	<0.001	0.003
3	0.635 (0.595 to 0.672)	0.632 (0.591 to 0.669)	<0.001	0.392
4	0.651 (0.612 to 0.687)	0.657 (0.591 to 0.669)	<0.001	<0.001
5	0.656 (0.618 to 0.691)	0.675 (0.638 to 0.709)	<0.001	<0.001
6	0.659 (0.621 to 0.694)	0.677 (0.640 to 0.710)	<0.001	<0.001
7	0.660 (0.622 to 0.695)	0.680 (0.644 to 0.713)	<0.001	<0.001
8	0.661 (0.623 to 0.696)	0.680 (0.643 to 0.713)	<0.001	<0.001
9	0.663 (0.625 to 0.697)	0.682 (0.646 to 0.715)	<0.001	<0.001
10	0.664 (0.627 to 0.699)	0.684 (0.648 to 0.717)	<0.001	<0.001
11	0.663 (0.626 to 0.699)	0.682 (0.646 to 0.717)	<0.001	<0.001
12	0.670 (0.633 to 0.704)	0.688 (0.653 to 0.721)	<0.001	<0.001
13	0.664 (0.626 to 0.698)	0.685 (0.649 to 0.714)	<0.001	<0.001
14	0.663 (0.626 to 0.698)	0.680 (0.644 to 0.714)	<0.001	<0.001
15	0.658 (0.620 to 0.693)	0.678 (0.641 to 0.711)	<0.001	<0.001
16	0.664 (0.626 to 0.698)	0.679 (0.642 to 0.712)	NA	NA