Table 1.

Overview of the content of self-management plans.

Data available	Physical activity	Physical exercise	Education
Information from preceding week	Achievement of preceding week’s step goal	Completion of exercise sessions	Completion of educational messages and quizzes
Content available	Physical activity registration: Step count registration by wristband Individualized feedback for daily, weekly, and monthly step count Advice to stay active Motivational messages to increase physical activity	Exercise targets: Abdominals Back extensors Core stability Gluteal and hip muscles Flexibility Pain relief Default program: Three exercises (1 abdominal + 1 back extensor OR 1 core stability exercise). Remaining exercises chosen randomly from the other groups.	Message themes: Information about LBPa Understanding mind-body connection Self-management for LBP Thoughts, behavior, attitude, and feelings Fitting in self-management in a busy life First aid when your back hurts LBP and comorbidities Goal-setting and action planning Pacing and progression Problem-solving Relaxation Sleep and LBP Social support Overcoming barriers for self-management Educational tools: Sleep reminder and sleep hygiene Mindfulness Goal-setting

^aLBP: low back pain.