Table 1.

UCLA activity scale and number of patients and percent in each category.

Level	Description	# Of patients (%)
1	Wholly inactive, dependent on others, and cannot leave residence	12 (0.5%)
2	Mostly inactive or restricted to minimum activities of daily living	111 (4.4%)
3	Sometimes participates in mild activities, such as walking, limited housework, and limited shopping	411 (16.2%)
4	Regularly participates in mild activities	515 (20.3%)
5	Sometimes participates in moderate activities such as swimming or could do unlimited housework or shopping	251 (10%)
6	Regularly participates in moderate activities	688 (27.2%)
7	Regularly participates in active events such as bicycling	201 (8%)
8	Regularly participates in active events, such as golf or bowling	217 (8.6%)
9	Sometimes participates in impact sports such as jogging, tennis, skiing, acrobatics, ballet, heavy labor, or backpacking	92 (3.6%)
10	Regularly participates in impact sports	33 (1.3%)