Table 4.

Results for the random intercept model lm22

Effects	Estimate	S.E	df	t value	P value
Fixed effects
Intercept	-0.040	0.022	1862	-1.795	0.073
time	-0.024	0.008	1862	-2.822	0.005*
HOMA-β	-0.204	0.020	1862	-9.988	< 0.001*
HbA1c	0.279	0.015	1862	18.178	< 0.001*
HOMA-IR	1.024	0.037	1862	27.671	< 0.001*
Urinary sugar			1862
1=“”	0.074	0.043	1862	1.704	0.089
2="+”	0.187	0.038	1862	4.861	< 0.001*
3="++”	0.254	0.043	1862	5.844	< 0.001*
4="+++”	0.342	0.041	1862	8.265	< 0.001*
5="++++”	0.698	0.137	1862	5.100	< 0.001*
0=”-”	0.000	-	-	-	-
Insulin	-0.663	0.044	1862	-14.940	< 0.001*
Random effects
SDintercept	0.343
SDresidual	0.435

Note: ^*P < 0.05, S.E: standard error, SD_intercept: standard deviation of random intercepts, SD_{residual error}: standard deviation of residuals