Table 2.

Average score comparison between subgroups Aa and Ba, Ar and Br, and groups A and B

Subgroup Aa average score	Subgroup Ba average score	p
5.4 ±1.2	6.7 ±1.2	0.007
Subgroup Ar average score	Subgroup Br average score	p
6.3 ±1.3	7.8 ±1.5	0.007
Group A average score	Group B average score	p
5.9 ±1.4	7.2 ±1.5	0.0005