Linear regression correlation analysis between neutralizing antibodies (NAbs) titer with BMI, vitamin D, and comorbid diseases

PredictorRR square
BMI–0.3560.028
Vitamin D0.8430.711
Comorbid diseases–0.3200.103
Regression correlation testUnstandardized coefficientsP
Constant99.912
BMI–2.6230.018
Constant–4.769
Vitamin D11.137< 0.001
Constant44.399
Comorbid diseases–17.2740.034