Impact of an intelligent chronic disease management system on patients with type 2 diabetes mellitus in a Beijing community

Table 3 Change of blood glucose and blood lipid levels in the pre-index and post-index periods

	N	Pre-index period (mean ± SD)	Post-index period (mean ± SD)	Average change^a (mean ± SD)	p-value
HbA1c (%)	1527	6.09 ± 1.00	6.53 ± 0.83	−0.44 ± 1.13	< 0.001
HbA1c(< 7% in Pre-index period)	1325	5.82 ± 0.63	6.47 ± 0.78	0.65 ± 0.95	< 0.001
HbA1c(≥7% in Pre-index period)	202	7.84 ± 1.19	6.94 ± 1.03	−0.90 ± 1.27	< 0.001
TC (mmol/L)	551	5.22 ± 1.12	5.11 ± 1.11	−0.11 ± 1.12	0.018
TG (mmol/L)	551	1.65 ± 1.14	1.69 ± 1.23	0.04 ± 1.10	0.429
LDL-C (mmol/L)	551	3.15 ± 0.90	3.15 ± 0.91	−0.01 ± 0.94	0.881
HDL-C (mmol/L)	551	1.35 ± 0.30	1.48 ± 0.36	0.13 ± 0.31	< 0.001

^aAverage change calculated by subtracting pre-index from post-index period value

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