links.lww.com/EANDH/A239

Supplemental Appendix A. Bayesian multivariate response regression model estimates

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for age and PTA effects. Results shown by presentation condition (binaural, left, right) and DM group.

A. Age

Effect Size

No DM NIDDM IDDM

Mean LCL UCL Mean LCL UCL Mean LCL UCL CAEP Metric

0.12 -0.12 0.35 0.36 0.02 0.70 0.31 -0.17 0.80 N1 Latency Binaural

Left 0.18 -0.08 0.44 0.38 0.02 0.74 0.26 -0.25 0.78 Right

0.17 -0.08 0.41 0.38 0.02 0.74 0.33 -0.17 0.83 All 0.15 -0.11 0.41 0.36 -0.00 0.72 0.29 -0.20 0.79 P2 Latency Binaural 0.93 0.36 1.50 1.08 0.30 1.86 0.62 -0.40 1.63 Left 0.83 0.23 1.43 1.09 0.29 1.89 0.65 -0.35 1.64 Right

0.91 0.33 1.48 1.12 0.32 1.91 0.74 -0.25 1.73 All 0.88 0.26 1.49 1.08 0.27 1.89 0.65 -0.34 1.65 N1-P2 Amplitude Binaural

0.00 -0.04 0.04 -0.01 -0.06 0.05 -0.02 -0.10 0.06 Left -0.01 -0.06 0.03 -0.02 -0.07 0.04 0.00 -0.07 0.08 Right

-0.01 -0.05 0.04 -0.01 -0.06 0.05 0.01 -0.07 0.08 All -0.00 -0.04 0.04 -0.01 -0.06 0.04 -0.00 -0.07 0.06

B. PTA

Effect Size

No DM NIDDM IDDM

Mean LCL UCL Mean LCL UCL Mean LCL UCL CAEP Metric

-0.03 -0.21 0.16 -0.05 -0.31 0.22 0.00 -0.25 0.26 N1 Latency Binaural

Left 0.02 -0.18 0.22 -0.06 -0.32 0.19 -0.04 -0.29 0.21 Right

0.03 -0.18 0.23 -0.05 -0.31 0.20 -0.03 -0.29 0.24 All 0.01 -0.17 0.19 -0.05 -0.29 0.19 -0.02 -0.25 0.22

A. Age Effect Size

No DM NIDDM IDDM

Mean LCL UCL Mean LCL UCL Mean LCL UCL CAEP Metric

0.12 -0.12 0.35 0.36 0.02 0.70 0.31 -0.17 0.80 N1 Latency Binaural

Left 0.18 -0.08 0.44 0.38 0.02 0.74 0.26 -0.25 0.78 Right 0.17 -0.08 0.41 0.38 0.02 0.74 0.33 -0.17 0.83 P2 Latency Binaural

0.06 -0.39 0.51 0.13 -0.40 0.67 -0.02 -0.55 0.51 Left 0.04 -0.40 0.48 0.02 -0.52 0.56 -0.04 -0.54 0.46 Right

-0.01 -0.45 0.43 0.17 -0.36 0.70 -0.01 -0.53 0.50 All 0.03 -0.38 0.44 0.10 -0.38 0.58 -0.02 -0.46 0.43 N1-P2 Amplitude Binaural -0.00 -0.04 0.04 0.01 -0.04 0.06 -0.01 -0.06 0.05 Left -0.00 -0.05 0.04 0.01 -0.04 0.06 -0.01 -0.06 0.04 Right

-0.01 -0.05 0.04 0.01 -0.04 0.06 -0.01 -0.06 0.04 All -0.00 -0.05 0.04 0.01 -0.04 0.06 -0.01 -0.05 0.04

C. Intercept No DM NIDDM IDDM

Mean LCL UCL Mean LCL UCL Mean LCL UCL

CAEP Metric

108.03 105.99 110.06 110.93 108.49 113.37 110.30 107.47 113.12 N1 Latency Binaural

Left 107.74 105.45 110.04 110.80 108.20 113.40 109.60 106.52 112.68 Right 108.10 105.91 110.29 110.65 108.06 113.24 109.86 106.97 112.75 All 108.06 105.85 110.27 110.76 108.32 113.21 109.94 107.11 112.76 P2 Latency Binaural 183.76 179.61 187.90 192.45 185.91 198.99 191.19 183.95 198.42 Left 184.63 180.24 189.01 192.41 185.97 198.85 191.39 183.98 198.79 Right 183.39 179.21 187.58 193.03 186.63 199.43 191.30 184.04 198.56 All 183.92 179.60 188.25 192.58 186.03 199.13 191.21 183.87 198.55 N1-P2 Amplitude Binaural 5.28 4.88 5.69 5.26 4.77 5.75 5.05 4.55 5.54 Left 5.22 4.80 5.64 5.06 4.57 5.55 4.86 4.34 5.38 Right 5.28 4.86 5.70 5.06 4.57 5.55 5.03 4.55 5.51 All 5.23 4.80 5.66 5.11 4.66 5.56 4.99 4.55 5.43

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The ‘Mean’, ‘LCL’, and ‘UCL’ are the posterior mean, and lower or upper 95% Bayesian

confidence intervals for each effect.