Call:
lm(formula = y ~ x)

Residuals:
     Min       1Q   Median       3Q      Max 
-0.01355 -0.01284 -0.00914 -0.00306  0.47363 

Coefficients:
              Estimate Std. Error t value Pr(>|t|)    
(Intercept) -0.0085247  0.0049594  -1.719 0.086087 .  
x            0.0022077  0.0005969   3.699 0.000234 ***
---
Signif. codes:  0 ‘***’ 0.001 ‘**’ 0.01 ‘*’ 0.05 ‘.’ 0.1 ‘ ’ 1

Residual standard error: 0.03942 on 680 degrees of freedom
  (30 observations deleted due to missingness)
Multiple R-squared:  0.01972,	Adjusted R-squared:  0.01828 
F-statistic: 13.68 on 1 and 680 DF,  p-value: 0.0002343