Table 3.

Linear regression models in 258 patients with type 1 diabetes with haemoglobin A_1c concentration as outcome variable

Variable	Regression coefficient	P value
Univariate analysis
Age (+10 years)	−0.097	0.156
Total strips dispensed (+180)	−0.613	<0.001
Duration (+1 year)	−0.006	0.539
Deprivation score (+1 category)	0.008	0.951
Sex (female v male)	0.474	0.025
Body mass index (+1 SD)	−0.001	0.996
Adjusted analysis
Sex (female v male)	0.637	0.002
Total strips dispensed (+180)	−0.661	<0.001