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. 2022 Aug 22;19(16):10455. doi: 10.3390/ijerph191610455

Figure 2.

Figure 2

Multiple linear regression analyses of overall and healthcare costs with tinnitus severity index and HUI score/sub-scores. (A) No significant regression for the individual overall costs and the tinnitus severity index. Severity index color scheme as in Figure 1. (B) No significant regression (grey line) for the overall costs and the HUI score. (C) Significant linear regression (red line) for the healthcare costs and the HUI score. (D) Significant linear regressions (red lines) for the healthcare costs and the HUI sub-scores tinnitus penetrance, sleep impairment, and somatic disorders.