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. 2021 May 3;6(1):e000749. doi: 10.1136/bmjophth-2021-000749

Table 4.

Univariable and multivariable logistic regression analyses investigating factors predictive of functional and anatomical responses

Variables Univariable Multivariable
B 95% CI P value B 95% CI P value
≥5 ETDRS letters improvement
Baseline BCVA
(ETDRS letters)
−0.041 −0.066 to 0.016 0.001 −0.032 −0.063 to 0.001 0.042
Baseline CMT
(μm)
0.003 0.0003 to 0.005 0.030 −0.0004 −0.003 to 0.004 0.819
No of Injections 0.148 −0.012 to 0.310 0.071 0.086 −0.095 to 0.267 0.352
nAMD vs DMO (DMO=ref) 1.223 0.329 to 2.117 0.007 0.647 −0.428 to 1.724 0.238
RVO vs DMO
(DMO=ref)
1.581 0.540 to 2.622 0.003 1.189 0.067 to 2.311 0.038
nAMD vs RVO
(RVO=ref)
−0.357 −1.325 to 0.609 0.469 −0.542 −1.669 to 0.585 0.346
Lens status
(phakic=ref)
−0.684 −1.430 to 0.061 0.072
Laterality of eye (right=ref) −0.594 −1.330 to 0.1422 0.114
Age (years) 0.027 −0.009 to 0.063 0.140 0.019 −0.025 to 0.064 0.396
Smoker (yes=ref) 0.121 −0.625 to 0.867 0.750
Hypertension
(yes=ref)
0.211 −0.637 to 1.061 0.625
Hyperlipidaemia
(yes=ref)
0.562 −0.195 to 1.320 0.146
Sex (male=ref) 0.289 −0.441 to 1.019 0.438
≥15 ETDRS letters improvement
Baseline BCVA
(ETDRS letters)
−0.054 −0.081 to 0.028 <0.001 −0.065 −0.101 to 0.029 <0.001
Baseline CMT
(μm)
0.002 −0.0001 to 0.005 0.041 −0.002 −0.006 to 0.001 0.235
No of Injections 0.798 −0.098 to 0.258 0.381 0.013 −0.205 to 0.232 0.903
nAMD vs DMO (DMO=ref)* 2.108 0.564 to 3.652 0.007 1.673 −0.102 to 3.450 0.065
RVO vs DMO
(DMO=ref)*
2.593 0.996 to 4.191 0.001 2.562 0.818 to 4.305 0.004
nAMD vs RVO
(RVO=ref)*
−0.485 −1.420 to 0.449 0.309 −0.888 −2.111 to 0.334 0.154
Lens status (phakic=ref) −0.555 −1.419 to 0.309 0.208
Laterality of eye (right=ref) −0.465 −1.294 to 0.364 0.272
Age (years) 0.015 −0.025 to 0.056 0.453 −0.003 −0.057 to 0.050 0.899
Smoker (yes=ref) 0.148 −0.686 to 0.983 0.720
Hypertension
(yes=ref)
0.073 −0.869 to 1.016 0.878
Hyperlipidaemia
(yes=ref)
0.688 −0.143 to 1.521 0.105
Sex (male=ref) −0.075 −0.897 to 0.746 0.858
≥10% CMT reduction
Baseline BCVA
(ETDRS letters)
−0.025 −0.049 to 0.002 0.029 0.013 −0.023 to 0.050 0.482
Baseline CMT
(μm)
0.016 0.009 to 0.023 <0.001 0.017 0.009, 0.026 <0.001
No of Injections −0.010 −0.170 to 0.149 0.899 −0.082 −0.292 to 0.127 0.441
nAMD vs DMO (DMO=ref) −0.452 −1.327 to 0.421 0.310 −0.162 −1.378 to 1.053 0.793
RVO vs DMO
(DMO=ref)
0.576 −0.505 to 1.658 0.297 −0.081 −1.454 to 1.291 0.908
nAMD vs RVO
(RVO=ref)
−1.02 −2.041 to 0.016 0.046 −0.081 −1.433 to 1.271 0.906
Lens status
(phakic=ref)
0.001 −0.760 to 0.763 0.997
Laterality of eye (right=ref) 0.100 −0.651 to 0.852 0.793
Age (years) −0.029 −0.067 to 0.008 0.132 −0.008 −0.060 to 0.044 0.766
Smoker (yes=ref) 0.296 −0.481 to 1.075 0.455
Hypertension
(yes=ref)
−0.641 −1.494 to 0.212 0.141
Hyperlipidaemia
(yes=ref)
−0.473 −1.239 to 0.292 0.226
Sex (male=ref) −0.328 −1.086 to 0.429 0.396

Significant p values are bolded.

*Firth-logistics; multivariable=adjusted for baseline BCVA, baseline CMT, injection number, age and disease type.

BCVA, best-corrected visual acuity; CMT, central macular thickness; DMO, diabetic macular oedema; ETDRS, early treatment diabetic retinopathy study; nAMD, neovascular age-related macular degeneration; RVO, retinal vein occlusion.