Table 4.

Differences between baseline and 12 months rTL for baseline cases and controls.

Group	Time point	Obs	Mean TL	Std. Dev	95% conf. interval	p-value
Total sample	Baseline	465	1.148	0.366	1.115–1.182	<0.001
	12 months	465	0.903	0.314	0.875–0.932
Cases	Baseline	231	1.190	0.371	1.142–1.238	<0.001
	12 months	231	0.935	0.348	0.889–0.980
Controls	Baseline	234	1.107	0.356	1.061–1.153	<0.001
	12 months	234	0.873	0.274	0.837–0.910