Table 3. Data extracted about modification and study goal.

Variables	Modification		Study
	n	%	n	%
Attempted goal
To improve performance	12	25.53	20	42.55
To attract spectators and attend to commercial pressures and interests	12	25.53	4	8.51
To adapt sport to children	10	21.28	10	21.28
To prevent injury	5	10.64	13	27.66
To attract athletes	3	6.38	3	6.38
Was the goal achieved?
Yes	7	20	6	60
No	5	14.28	4	40
Not mentioned	23	65.71	0	0