Fig. 1

Likert scoring of symptom experience pre-ERT and post-ERT, n = 11. Bar chart depicting the frequency with which patients reported experiencing each symptom before beginning ERT (pre-ERT, dark blue) and after starting ERT (post-ERT, light blue). Patients recorded each symptom as occurring at a frequency of; always, often, sometimes, seldom or never. For quantification and comparison this scoring was converted to a Likert scoring, where a score of always = 4, often = 3, sometimes = 2, seldom = 1 and never = 0. Total scores were calculated across the respondents who answered this question, which included those receiving ERT