Table 1.

Trial processes chart

Items		Before enrollment (week −2-(−1)	Intervention period (weeks 1–12)	End of intervention (week 13)	Follow-up period (weeks 13–24)	End of follow-up (week 25)
Inclusion criteria		×
Exclusion criteria		×
Informed consent		×
Baseline measurement		×
Randomization and allocation		×
Lumbar muscle strength		×		×		×
Lumbar proprioception function		×		×		×
Self-reported symptom intensity		×		×		×
Stress		×		×		×
Self-efficiency		×		×		×
Attention		×		×		×
Physical fitness	Cardiopulmonary function	×		×		×
	Flexibility	×		×		×
	Hand grip strength	×		×		×
Self-esteem		×		×		×
Mood and mindfulness		×		×		×
Quality of life		×		×		×
Quality of sleep		×		×		×
Adverse events			×		×
Self-report diaries			×		×