TABLE 2.

Change in A1C for Different Language, Insurance, and Initial A1C Categories

	n	Initial A1C, %	Post-Intervention A1C, %	Change in A1C, %	P*
All included patients	484	9.0 ± 2.3	8.1 ± 1.9	−0.95 ± 2.23	<0.001
Preferred language
English	305	9.0 ± 2.49	8.0 ± 1.9	−0.96 ± 2.24	<0.001
All non-English	179	9.1 ± 2.1	8.2 ± 1.8	−0.94 ± 2.24	<0.001
Spanish	81	8.8 ± 2.1	8.2 ± 2.0	−0.62 ± 1.96	0.006
Nepali	41	9.2 ± 2.2	8.1 ± 1.9	−1.14 ± 2.23	0.002
Somali	20	8.7 ± 1.9	8.1 ± 1.5	−0.60 ± 2.00	0.20
Tigrinya	8	10.9 ± 2.1	8.3 ± 1.4	−2.53 ± 3.03	0.050
Amharic	7	10.1 ± 2.5	9.2 ± 2.2	−0.86 ± 2.10	0.32
Other	22	9.2 ± 2.3	7.7 ± 1.5	−1.49 ± 2.91	0.026
Insurance status
All insured	399	8.9 ± 2.2	8.0 ± 1.8	−0.91 ± 2.14	<0.001
Medicaid	219	9.0 ± 2.3	8.0 ± 1.9	−0.98 ± 2.26	<0.001
Private	106	8.9 ± 2.1	7.9 ± 1.7	−0.97 ± 2.23	<0.001
Medicare	74	8.6 ± 2.1	8.0 ± 1.8	−0.58 ± 1.57	0.002
Uninsured	85	9.5 ± 2.5	8.3 ± 1.9	−1.16 ± 2.64	<0.001
Initial A1C value
>12%	61	13.5 ± 1.2	9.0 ± 2.3	−4.52 ± 2.67	<0.001
9–12%	148	10.2 ± 0.9	8.9 ± 1.9	−1.27 ± 1.84	<0.001
<9%	275	7.4 ± 0.9	7.4 ± 1.4	0.013 ± 1.27	0.86

A1C data are mean ± SD.

^*Two-sided paired Student t tests with significance level of P <0.05.