CINAHL search strategy on 25 February 2021
ID	Search Statement
#1	clinical trial
#2	randomised controlled trial or randomised controlled trial or RCT
#3	1 or 2
#4	low back pain or lumbar spine pain or non-specific low back pain or chronic low back pain
#5	back pain or lumbar pain or spinal pain or backache or lumbago or back injury
#6	4 or 5
#7	trunk control or postural control or core stability or trunk stability
#8	trunk endurance
#9	trunk exercises
#10	core stability exercises
#11	core training
#12	7 or 8 or 9 or 10 or 11
#13	3 and 6 and 12
158 results