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Table 5 Change differences between groups in a subgroup of patients with a mean HbA1c > 7%, a subgroup of patients with a mean LDL cholesterol > 100 mg/dL and a subgroup of patients with a mean blood pressure > 130/80 mg/dL

From: Computerized clinical decision support system for diabetes in primary care does not improve quality of care: a cluster-randomized controlled trial

 

Control Estimated mean (95% CI)

Intervention Estimated mean (95% CI)

Change difference IG-CG Estimated mean (95% CI)

HbA1c > 7%1

 Baseline (BL)

7.99 (7.65; 8.33)

8.27 (7.91; 8.63)

 

 6 months (6M)

7.78 (7.43; 8.14)

8.11 (7.73; 8.49)

 12 months (12M)

7.64 (7.31; 7.98)

7.53 (7.17; 7.89)

 

Change BL–6M

− 0.21 (− 0.43; 0.02)

− 0.16 (− 0.42; 0.09)

0.04 (− 0.29;0.38)

Change BL–12M

− 0.35 (− 0.54; − 0.15)

− 0.75 (− 0.98; − 0.51)

− 0.40 (− 0.70; − 0.09)

Systolic blood pressure > 130 mmHg2

 Baseline

147.11 (144.67; 149.55)

147.77 (145.10; 150.44)

 

 6 months

143.75 (141.25; 146.25)

144.94 (142.10; 147.78)

 

 12 months

141.08 (138.56; 143.60)

141.68 (138.89; 144.47)

 

Change BL–6M

− 3.36 (− 4.58; − 2.14)

− 2.83 (− 4.50; − 1.16)

0.53 (− 1.54; 2.60)

Change BL–12M

− 6.03 (-7.49; − 4.57)

− 6.09 (− 7.89; − 4.28)

0.06 (− 2.39; 2.27)

Diastolic blood pressure > 80 mmHg3

 Baseline

87.39 (85.85; 88.93)

87.16 (85.47; 88.86)

 

 6 months

84.00 (82.46; 85.55)

85.11 (83.31; 86.92)

 

 12 months

82.64 (81.09; 84.19)

83.29 (81.56; 85.02)

 

Change BL–6M

− 3.39 (− 4.37; − 2.41)

− 2.05 (− 3.44; − 0.66)

1.34 (− 0.37; 3.04)

Change BL–12M

− 4.75 (− 5.74; − 3.76)

− 3.88 (− 5.09; − 2.66)

0.87 (− 0.69; 2.44)

LDL cholesterol > 100 mg/dL4

 Baseline

131.32 (128.29; 134.34)

128.84 (124.92; 132.77)

 

 6 months

126.88 (123.46; 130.31)

124.40 (119.93; 128.86)

 

 12 months

118.28 (114.73; 121.82)

115.94 (111.05; 120.82)

 

Change BL–6M

− 4.43 (− 6.17; − 2.69)

− 4.44 (− 6.89; − 1.99)

− 0.01 (− 3.01; 2.99)

Change BL–12M

− 13.04 (− 15.64; − 10.44)

− 12.91 (− 17.14; − 8.67)

0.14 (-4.84;5.11)

  1. 1Subgroup analysis based on 601 patients
  2. 2Subgroup analysis based on 566 patients
  3. 3Subgroup analysis based on 566 patients
  4. 4 Subgroup analysis based on 879 patients