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Table 4 Before-after analyses* of number and percentages of patients prescribed a thiazide prescribing and patients achieving BP goals regardless of medication regimen, overall and stratified by diabetes status and age older or younger than 65 years.

From: A quasi-experimental test of an intervention to increase the use of thiazide-based treatment regimens for people with hypertension

 

General Medicine (Intervention)

PrimeCare (Comparison)

p

PRESCRIBED A THIAZIDE, n(%)

   

All Patients

   

   Before intervention

845/2616 (32.3)

3103/12510 (24.8)

 

   After intervention

1232/2973 (41.4)

4154/13575 (30.6)

 

   Pre-post difference in proportions

0.091

0.058

0.0092

Among Diabetics < 65

   

   Before intervention

159/464 (34.3)

523/2209 (23.7)

 

   After intervention

203/500 (40.6)

794/2581 (30.8)

 

   Pre-post difference in proportions

0.063

0.071

0.5939

Among Diabetics ≥ 65

   

   Before intervention

209/543 (38.5)

522/1897 (27.5)

 

   After intervention

260/600 (43.3)

581/1877 (31.0)

 

   Pre-post difference in proportions

0.048

0.035

0.3451

Among Non-Diabetics < 65

   

   Before intervention

203/687 (29.5)

1041/4449 (23.4)

 

   After intervention

351/888 (39.5)

1611/5405 (29.8)

 

   Pre-post difference in proportions

0.100

0.064

0.0790

Among Non-Diabetics ≥ 65

   

   Before intervention

274/922 (29.7)

1017/3955 (25.7)

 

   After intervention

418/985 (42.4)

1168/3712 (31.5)

 

   Pre-post difference in proportions

0.127

0.058

0.0021

AT BLOOD PRESSURE CONTROL, n(%)

   

All Patients

   

   Before intervention

1108/2616 (42.4)

4992/12510 (39.9)

 

   After intervention

1535/2973 (51.6)

6017/13575 (44.3)

 

   Pre-post difference in proportions

0.092

0.044

0.0005

Among Diabetics < 65

   

   Before intervention

141/464 (30.4)

537/2209 (24.3)

 

   After intervention

197/500 (39.4)

738/2581 (28.6)

 

   Pre-post difference in proportions

0.090

0.043

0.0778

Among Diabetics ≥ 65

   

   Before intervention

128/543 (23.6)

435/1897 (22.9)

 

   After intervention

224/600 (37.3)

496/1877 (26.4)

 

   Pre-post difference in proportions

0.137

0.035

0.0004

Among Non-Diabetics < 65

   

   Before intervention

341/687 (49.6)

2146/4449 (48.2)

 

   After intervention

531/888 (59.8)

2846/5405 (52.6)

 

   Pre-post difference in proportions

0.102

0.044

0.0265

Among Non-Diabetics ≥ 65

   

   Before intervention

498/922 (54.0)

1874/3955 (47.4)

 

   After intervention

583/985 (59.2)

1937/3712 (52.2)

 

   Pre-post difference in proportions

0.052

0.048

0.4374

  1. * The active intervention began 14 November 2003 and ended 30 September 2004. "Before intervention" denotes unique patients seen during the 90-day period from 1 July through 30 September 2003. "After intervention" denotes unique patients seen during the final 90 days of the active intervention, from 1 July through 30 September 2004.
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Implementation Science

ISSN: 1748-5908