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Table 3 Comparison of community health worker vs. control group arm on overtime changes on diabetes processes of care and intermediate outcomes of care

From: The impact of integrating medical assistants and community health workers on diabetes care management in community health centers

 

Community Health Worker (CHW) Arm (n = 686)

CHW Control Group Arm (n = 2466)

 

Pre

Post

Over Time

Pre

Post

Over Time

Difference-in-Difference

Glycated hemoglobin (HbA1c) tested (%, 95 CI)

63.9 (43.4, 84.4)

82.4 (69.3, 95.6)

18.5 (9.5, 27.6)***

71.9 (61.5, 82.2)

85.5 (78.9, 92.0)

13.6 (9.1, 18.2)***

4.9 (−5.2, 15.0)

HbA1c controlled below 8.0% (%, 95 CI)

87.3 (83.3, 91.4)

87.9 (83.9, 91.8)

0.6 (−3.6, 4.6)

88.2 (86.0, 90.5)

86.9 (84.6, 89.2)

−1.3 (− 3.3, 0.6)

1.8 (− 2.7, 6.3)

Low density lipoprotein cholesterol (LDL-C) tested (%, 95 CI)

69.2 (53.8, 84.6)

69.2 (53.8, 84.6)

0.0 (− 5.8, 5.7)

67.7 (58.8, 76.7)

77.5 (70.2, 84.8)

9.8 (6.5, 13.0)***

−9.8 (− 16.4, − 3.2)**

LDL-C- controlled below 100 mg/dL (%, 95 CI)

66.0 (58.4, 73.7)

65.8 (57.7, 74.0)

−0.2 (−7.2, 6.8)

60.9 (56.7, 65.1)

63.0 (58.8, 67.2)

2.1 (− 1.3, 5.6)

−2.3 (− 10.2, 5.5)

Blood Pressure- controlled below 140/90 mmHg (%, 95 CI)

57.6 (41.6, 73.7)

63.7 (48.7, 78.7)

6.0 (− 1.5, 13.6)

63.1 (54.8, 71.4)

62.8 (54.4, 71.1)

−0.3 (− 3.2, 2.4)

6.4 (− 1.6, 14.5)

  1. Note: Control variables used for adjustment: patient age, sex, and insurance status. Bold denotes statistically significant (p < 0.05) differences between the intervention and control group. Statistically significant differences are denoted in the following manner: * p < 0.05, ** p < 0.01, ***p < 0.001