Table 5.

Changes in treatment use over time

	W3-W0		p	M3-W0		p	M6-W0		p
Group	A	B		A	B		ST	C
N	(92)	(92)		(88)	(81)		(81)	(78)
Treatment use (%)
None	2.6	− 16.4	0.046	3.8	− 6.3	ns	− 9.8	− 21.1	ns
Analgesics	1.6	10.3	0.046	0.6	− 3.6	ns	− 3.0	0.7	ns
NSAIDs	− 1.0	0.9	0.046	− 4.2	0.6	ns	− 3.6	− 2.7	ns
Both	− 3.1	5.1	0.046	− 0.3	5.3	ns	0.4	3.0	ns
Massage	− 13.4	− 13.8	0.012	− 12.9	− 4.9	ns	− 10.1	− 18.1	ns
Rehabilitation	− 19.3	− 7.9	ns	− 18.8	− 10.4	ns	− 23.3	− 13.1	ns
Topical agents	− 47.0	− 8.4	< 0.001	− 37.8	− 1.3	0.059	− 50.9	− 15	0.003

Group A immediate spa treatment, group B delayed spa treatment, i.e. controls; NSAIDs non-steroidal anti-inflammatory drugs, ns not significant, t test or chi²