TABLE 3. Spine (part of it) length pre- and posthyperextension.

Subjects	Spine length pre- hyperextension (mm)	Spine length post- hyperextension (mm)	Difference(mm)
1	212	214	+ 2
2	208	206	- 2
3	228	231	+ 3
4	216	220	+ 4
5	217	220	+ 3
6	233	236	+ 3
7	206	208	+ 2
8	200	202	+ 2
9	234	236	+ 2
10	245	247	+ 2