Table 4.

Adjusted Estimated Differences in Number of Visits, VFT Frequency, and VFT/DoS Ratio Among Races Within Secondary Cohort After Adjusting for Sex, Age, ADI, Baseline MD, SLT, OCT Frequency, and SLT Glaucoma Surgery Frequency

	Black/White		Asian/White		Asian/Black
	Est. (95% CI)	P	Est. (95% CI)	P	Est. (95% CI)	P	Overall P
Visits per subject
Total (4 y)	0.73 (0.014 to 1.455)	0.110	0.39 (−0.579 to 1.365)	0.704	−0.34 (−1.392 to 0.708)	0.796	0.043 a
Pre-COVID (2 y)	0.52 (0.044 to 0.995)	0.080	0.25 (−0.389 to 0.895)	0.716	−0.27 (−0.961 to 0.428)	0.729	0.054
Mid-COVID (2 y)	0.25 (−0.236 to 0.741)	0.563	0.20 (−0.463 to 0.858)	0.825	−0.06 (−0.768 to 0.658)	0.987	0.228
Mid-COVID – pre-COVID	−0.35 (−0.991 to 0.295)	0.533	−0.12 (−0.987 to 0.753)	0.962	0.23 (−0.710 to 1.172)	0.878	0.570
Frequency of VFT per subject
Total (4 y)	−0.01 (−0.152 to 0.141)	0.997	0.08 (−0.118 to 0.278)	0.706	0.08 (−0.129 to 0.299)	0.713	0.589
Pre-COVID (2 y)	−0.02 (−0.102 to 0.067)	0.913	0.02 (−0.093 to 0.135)	0.931	0.04 (−0.085 to 0.161)	0.815	0.572
Mid-COVID (2 y)	0.01 (−0.097 to 0.116)	0.982	0.06 (−0.082 to 0.206)	0.671	0.05 (−0.103 to 0.208)	0.783	0.406
Mid-COVID – pre-COVID	0.00 (−0.125 to 0.128)	>0.999	0.02 (−0.154 to 0.187)	0.980	0.02 (−0.170 to 0.200)	0.986	0.982
VFT/DoS ratio
Total (4 y)	−0.04 (−0.068 to −0.008)	0.032 a	−0.04 (−0.085 to −0.005)	0.073	−0.01 (−0.050 to 0.037)	0.950	0.289
Pre-COVID (2 y)	−0.06 (−0.096 to −0.027)	0.001 a	−0.07 (−0.113 to −0.019)	0.016 a	−0.00 (−0.055 to 0.046)	0.985	0.048 a
Mid-COVID (2 y)	−0.01 (−0.049 to 0.026)	0.818	0.02 (−0.033 to 0.068)	0.769	0.03 (−0.025 to 0.083)	0.544	0.767
Mid-COVID – pre-COVID	0.03 (−0.019 to 0.080)	0.448	0.06 (−0.003 to 0.131)	0.144	0.03 (−0.039 to 0.106)	0.629	0.132

^aStatistically significant.