TABLE 2.

Descriptive statistics (Gender, Playing hours, and Career level).

	NnoPRMD	NPRMD	%PRMD	Mseverity	SDseverity
A. Gender
Male	19	46	70.8%	4.05	3.44
Female	37	119	76.3%	5.88	3.79
B. Weekly playing hours
1 - 3 h	15	15	50.0%	3.47	4.00
4 - 6 h	9	19	67.9%	4.10	3.84
7 - 9 h	1	36	97.3%	6.86	2.52
10 - 12	8	27	77.1%	5.20	3.59
13 -15 h	5	19	79.2%	5.75	3.59
16 - 18 h	1	14	93.3%	7.19	7.19
19+ h	17	33	66.0%	5.24	5.24
C. Career Level
Student	8	29	78.4%	5.21	3.32
Amateur	16	45	73.8%	4.69	3.61
Professional	32	91	74.0%	5.73	3.94