Sonographer-dont use
1 = No Experience Theory or observation only during the past 12 months
2 = Limited Experience Performed less than 12 times within the past 12 months and may need a review
3 = Experienced Performed at least once per month within the past 12 months and may need minimal assistance
4 = Highly Skilled Performed on at least a weekly basis over the past 12 months; proficient