Skip to main content

Table 1 Linear regression analysis of the relationship between country-level disease burden of URE and socioeconomic variables

From: Global disease burden of uncorrected refractive error among adolescents from 1990 to 2019

Factors

Univariate linear regression

Multiple linear regression

Adjusted R square

β(95% CI)

P value

Adjusted R square

β(95% CI)

P value

SDI

0.167

30.548 (20.637 to 40.459)

<0.001*

–

–

–

HDI

0.206

41.17 (29.347 to 53.001)

<0.001*

–

–

–

Primary school dropout rate (%)

0.207

−0.355 (− 0.463 to − 0.247)

<0.001*

0.257

−0.257 (− 0.376 to − 0.138)

<0.001*

Urban (%)

0.155

0.231 (0.154 to 0.308)

<0.001*

0.257

0.162 (0.067 to 0.256)

0.001*

  1. SDI – Socio-Demographic Index, HDI – Human Development Index