preferred_name: Residual score for the elbow, wrist or hand impairment successfully calculated and the score was less than zero (< 0)
preferred_name_lc: residual score for the elbow, wrist or hand impairment successfully calculated and the score was less than zero (< 0)
label: Residual score for the elbow, wrist or hand impairment successfully calculated and the score was less than zero (< 0)
label_lc: residual score for the elbow, wrist or hand impairment successfully calculated and the score was less than zero (< 0)