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Table 1 Interview timing based on experience with CAM therapy

From: A qualitative study of changes in expectations over time among patients with chronic low back pain seeking four CAM therapies

Participants n Experience with therapy # of interviews Timing of interviews
Longitudinal 23 Not yet begun CAM therapy 3 Prior to treatment
After 1–2 weeks of treatment
3 months after beginning treatment
8 Recently begun CAM therapy 2 Shortly after starting treatment
3 months after beginning treatment
Cross-sectional 15 Previously tried or longtime user of CAM therapy 1 Post-treatment or after long-term use for continuous users