Association between glucose levels of children with type 1 diabetes and parental economic status in mobile health application

Table 2 Comparison of glycemic changes at 36 months after registration

Glucose level at different time periods (mmol/L)	Low-income		P value	Middle-income		P value	High-income		P value
	3th month	36th month		3th month	36th month		3th month	36th month
Pre-breakfast	6.60 (5.70, 7.90)	7.65 (6.80, 8.72)	0.008	6.30 (5.40, 7.60)	7.15 (6.00, 8.03)	0.023	6.25 (5.50, 7.40)	6.60 (5.83, 7.20)	0.584
Post-breakfast	8.40 (7.10, 9.65)	8.75 (7.40, 9.70)	0.436	8.30 (7.05, 10.10)	7.80 (6.80, 10.00)	0.550	7.90 (7.00, 9.47)	6.90 (6.40, 7.82)	0.058
Pre-lunch	7.10 (6.10, 8.60)	8.85 (6.53, 11.05)	0.013	7.20 (6.07, 8.80)	7.50 (6.00, 10.10)	0.589	7.00 (5.90, 8.40)	7.40 (5.80, 7.80)	0.866
Post-lunch	7.40 (6.50, 8.90)	9.80 (7.75, 11.85)	< 0.001	7.70 (6.70, 9.10)	8.05 (6.98, 10.45)	0.194	7.40 (6.50, 8.40)	7.50 (6.70, 10.60)	0.533
Pre-dinner	8.10 (6.60, 10.20)	9.20 (7.95, 11.75)	0.005	8.15 (6.70, 10.20)	7.80 (6.90, 11.60)	0.882	7.60 (6.30, 9.75)	6.80 (5.60, 8.00)	0.095
Post-dinner	7.60 (6.60, 8.90)	9.40 (7.25, 11.90)	0.002	7.80 (6.60, 9.20)	7.70 (6.28, 10.15)	0.900	7.60 (6.70, 8.70)	7.55 (6.35, 9.40)	0.870
Bedtime	8.20 (7.05, 9.65)	9.60 (8.20, 11.45)	0.018	8.30 (7.10, 9.80)	8.40 (6.80, 9.90)	0.754	7.90 (7.00, 9.60)	8.00 (7.65, 10.50)	0.328

Data are presented as median (interquartile range).