Table 3.

Means and standard deviations for the primary outcome measure, the pain catastrophizing scale (PCS), at admission to inpatient rehabilitation (T1), at discharge (T2), immediately after intervention (T3), and 5 months after the intervention period (T4).

PCS		T1	T2	T3	T4
ITT and LOCF a , mean (SD), n
	Intervention	21.24 (10.33), 63	16.06 (10.37), 68	12.32 (9.22), 69	13.59 (9.72), 69
	Control	20.80 (9.45), 62	15.33 (9.31), 65	16.07 (9.48), 65	17.43 (11.60), 66
Per protocol, mean (SD), n
	Intervention	20.56 (10.08), 43	14.61 (8.93), 45	9.20 (5.85), 47	10.92 (8.58), 37
	Control	20.78 (9.59), 60	15.46 (9.76), 57	15.71 (9.11), 37	18.70 (12.45), 40
PCS score > 24, n (%)
	Intervention	13 (30.2)	7 (15.6)	0 (0)	1 (2.7)
	Control	20 (33.3)	10 (17.5)	6 (16.7)	14 (35.0)

^a ITT: intention-to-treat; LOCF: last observation carried forward.