Table 2.

Categories that were described as having an impact on the decision to operate

Category	%a	Pearson χ2
Manual laborer overhead	27.5	ns
Over-the-head sports activities	31.1	0.01
20–40 years	24.9	ns
41–65 years	3.6	< 0.0001
> 65 years	1.6	< 0.0001
No factors	11.4	< 0.0001

Significant differences were found in age and in overhead sports activities

^aThe percentages are based on the possibility of multiple answers to a total of 193 statements