Table 2 The difference in service use between diabetic and non-diabetic groups in the pre- and post-LD period.

		Examination		Prevention		Restoration		Extraction		Emergency		Total value of claims
	Variable	Mean (±SD)	P value	Mean (±SD)	P value	Mean (±SD)	P value	Mean (±SD)	P value	Mean (±SD)	P value	Mean (±SD)	P value
Pre-LD	Non-Diabetic (n = 135,461)	0.089 (±0.421)	0.193	0.226 (±1.092)	<0.000^a	0.816 (±.3.017)	<0.000^a	0.077 (±0.594)	<0.000^a	0.0024 (±0.069)	0.625	31.647 (±120)	<0.000^a
	Diabetic (n = 9138)	0.083 (±0.392)	0.193	0.153 (±0.859)	<0.000^a	0.576 (±2.584)	<0.000^a	0.046 (±0.485)	<0.000^a	0.0020 (±0.057)	0.625	22.455 (±108)	<0.000^a
	Mean Difference	0.005		0.073		0.240		0.031		0.0004		9.192
Post-LD	Non-Diabetic (n = 135,461)	0.031 (±0.350)	0.010^a	0.099 (±1.139)	0.254	0.648 (±2.852)	0.002^a	0.158 (±1.227)	<0.000^a	0.004 (±0.131)	0.446	23.098 (±122)	0.009^a
	Diabetic (n = 9138)	0.021 (±0.299)	0.010^a	0.085 (±1.059)	0.254	0.554 (±2.661)	0.002^a	0.110 (±1.00)	<0.000^a	0.005 (±139)	0.446	19.652 (±121)	0.009^a
	Mean Difference	0.009		0.013		0.0939		0.0476		− 0.001		3.446

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