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. Author manuscript; available in PMC: 2019 Sep 16.
Published in final edited form as: JAMA Ophthalmol. 2015 Jul;133(7):762–769. doi: 10.1001/jamaophthalmol.2015.0693

Table 4.

Regression Analysis of Overall Visual Ability and Domains

Effect r2 Coefficient (SE) β Coefficient t Value 2-Tailed P Value
Goals 0.027
 Constant −0.041 (0.487) 0 −0.084 .93
 SF-36 physical 0.047 (0.024) 0.106 1.927 .06
 GDS 0.058(0.033) 0.094 1.766 .08
 logMAR −0.17 (0.103) −0.08 −1.648 .10
 TICS 0.011 (0.009) 0.058 1.141 .26
 Age 0.01 (0.004) 0.14 2.74 .006a
Reading 0.004
 Constant −0.093 (0.586) 0 −0.158 .88
 SF-36 physical 0.023 (0.03) 0.047 0.777 .44
 GDS 0.055 (0.039) 0.081 1.405 .16
 logMAR 0.082 (0.125) 0.035 0.656 .51
 TICS 0.007 (0.011) 0.032 0.588 .56
 Age 0.005 (0.004) 0.06 1.07 .29
Mobility 0.007
 Constant 2.351 (0.842) 0 2.793 .006
 SF-36 physical 0.029 (0.404) 0.056 0.724 .47
 GDS 0.046 (0.052) 0.065 0.894 .37
 logMAR −0.225 (0.175) −0.086 −1.285 .200
 TICS −0.034(0.016) −0.147 −2.054 .04
 Age −0.005 (0.006) −0.057 −0.778 .44
Visual information 0.008
 Constant 0.417 (0.445) 0 0.938 .35
 SF-36 physical 0.008 (0.022) 0.022 0.356 .72
 GDS 0.033 (0.03) 0.066 1.11 .27
 logMAR −0.298 (0.095) −0.17 −3.145 .002a
 TICS 0 (0.009) 0 −0.005 .10
 Age 0.004 (0.003) 0.075 1.31 .19
Visual motor 0.001
 Constant 0.33 (0.619) 0 0.533 .59
 SF-36 physical 0.021 (0.031) 0.041 0.669 .50
 GDS −0.012 (0.041) −0.018 −0.295 .77
 logMAR 0.022 (0.132) 0.009 0.169 .87
 TICS 0 (0.012) −0.001 −0.013 .99
 Age 0.003 (0.005) 0.037 0.636 .53

Abbreviations: GDS, Geriatric Depression Scale; SF-36, Medical Outcomes Study 36-Item Short Form Health Survey; TICS, Telephone Interview for Cognitive Status.

a

Statistically significant after Bonferroni correction.