Fig. (2) Total score of passive scapular motion in three groups.

The mean total score was 23.6 ± 0.7, 22.7 ± 2.1, 14.6 ± 5.1 in the normal twenties group, normal fifties group, and idiopathic frozen shoulder groups, respectively.20s, normal twenties; 50s, normal fifties; IFS, idiopathic frozen shoulder; ns; no significance; ** p < 0.01.