Table 2. Pre- and post-intervention comparison between leaflet- and video-based groups

		Bird dog (sec)	Superman (sec)	Cobb’s angle (degree)	Rotation degree1
Leaflet-based group	Pre	3.18±4.77	9.55±2.13	12.19±1.74	0.18±0.39
	Post	5.91±5.03	10.00±0.00	7.10±4.59	0.09±0.29
	Difference	2.73±5.50	0.45±2.13	-5.18±3.76	-0.09±0.29
Video-based group	Pre	5.71±5.14	9.29±2.67	12.84±1.81	0.07±0.27
	Post	9.29±2.67	8.64±3.46	9.36±5.34	0.07±0.27
	Difference	3.57±4.97	-0.64±2.41	-3.48±5.26	0.00±0.00
p-value		0.74	0.57	0.15	0.67

Vertebral rotation assessed by the Nash-Moe method.
P-value: difference between the leaflet-based and the video-based groups.