Table 3.

Observed power and test between subjects’ effects within the three groups ($N=75$).

Groups	PnDif Wk1–3	PnDif Wk3–6	$F$	$P$	DisDif Wk1–3	DisDif Wk3–6	$F$	$P$	ObP
CT	1.04	3.33	7.533	0.001	12.63	9.50	37.881	0.001	1.000
TOP	2.80	2.17	23.156	0.001	19.66	22.67	40.352	0.001	1.000
Cntr	0.78	2.50	24.540	0.001	21.50	12.32	34.400	0.001	1.000

Note: $\mathrm{\text{PnDifWk}}=\mathrm{\text{Pain}}$ difference between weeks 1 and 3, $\mathrm{\text{Dis}}=\mathrm{\text{Disability}}$, $\mathrm{\text{ObP}}=\mathrm{\text{Observed}}$ Power.