Utility of Real-Time and Retrospective Continuous Glucose Monitoring in Patients with Type 2 Diabetes Mellitus: A Meta-Analysis of Randomized Controlled Trials

Table 2

Changes in various patient-reported outcome scores in the CGM and SMBG groups.

	Within-group change, mean (SD)				Between-group change, mean (SD)
	CGM group		SMBG group		CGM group	SMBG group	value
	Baseline	End of study	Baseline	End of study
DTSQ
Ajjan et al. [23]	—	13.39	—	13.52	—	—	0.936
Haak et al. [24]	—	13.1 (0.5)	—	9.0 (0.7)	—	—	<0.001
DQoL
Haak et al. [24]	—	—	—	—	−0.2 (0.0)	0.0 (0.0)	0.025
DDS
Beck et al. [20]	1.9 (0.8)	1.8 (0.9)	2.0 (0.8)	1.8 (0.6)	—	—	—
CGM Satisfaction Scale
Beck et al. [20]	—	4.3 (0.4)	—	—	—	—	—

CGM: continuous glucose monitoring; DTSQ: Diabetes Treatment Satisfaction Questionnaire; DQoL: Diabetes Quality of Life; DDS: Diabetes Distress Scale. .