Time

Methodology

AUC

SE

P

95% CI

lower limit

upper limit

Week 1

chemiluminescence

0.786

0.037

<0.001

0.714

0.859

colloidal gold

0.779

0.037

<0.001

0.706

0.852

immunofluorescence

0.779

0.037

<0.001

0.706

0.852

Week 2

chemiluminescence

0.969

0.016

<0.001

0.938

0.999

colloidal gold

0.955

0.019

<0.001

0.918

0.992

immunofluorescence

0.962

0.017

<0.001

0.928

0.996

Week 3

chemiluminescence

0.975

0.014

<0.001

0.948

1.000

colloidal gold

0.975

0.014

<0.001

0.948

1.000

immunofluorescence

0.975

0.014

<0.001

0.948

1.000

Week 4

chemiluminescence

0.975

0.014

<0.001

0.948

1.000

colloidal gold

0.975

0.014

<0.001

0.948

1.000

immunofluorescence

0.969

0.016

<0.001

0.938

0.999