Table 4.

Correlations among QOL latent variable and health outcomes over time

	1	M±SD	1	2	3	4	5	6
1.	QOL - Baseline	NA
2.	BGM Frequency Baseline	3.8±1.7	0.33**
3.	BGM Frequency 6 months	3.1±1.8	0.32**	0.68**
4.	BGM Frequency 12 months	3.2±1.8	0.24**	0.49**	0.51**
5.	A1c Baseline	8.8±1.9	−0.37**	−0.48**	−0.35**	−0.29**
6.	A1c 6 months	9.1±2.1	−0.27**	−0.43**	−0.40**	−0.30**	0.74**
7.	A1c 12 months	8.9±1.8	−0.29**	−0.25**	−0.33**	−0.37**	0.61**	0.67**

Note: QOL = quality of life latent variable, no mean score or standard deviation available; BGM = blood glucose monitoring; A1c = glycemic control;

^**p<0.01