Figure 2
From: Allelic hierarchy for USH2A influences auditory and visual phenotypes in South Korean patients

Hearing thresholds and ages at ascertainment, stratified by group. (a) Hearing thresholds, stratified by group (1 vs. 2 vs. 3). (b) Hearing thresholds, stratified by group (1 + 2 vs. 3). (c) Hearing thresholds, stratified by group (2 vs. 3). (d) Age at ascertainment, stratified by group (1 vs. 2 vs. 3).