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Table 3 Blood pressure recording, patients at risk of stroke and use of aspirin and warfarin in control and intervention facilities, before and after implementation of the intervention.

From: An outreach intervention to implement evidence based practice in residential care: a randomized controlled trial [ISRCTN67855475]

 

Control

Intervention

Statistics

 

Before

After

Before

After

RR*

P value

95% CI

BP Recorded in prior 3 months

36.5

46.4

31.9

46.8

0.94

0.491

0.80 – 1.11

   BP recorded and Systolic BP > 140 mm Hg

50.0

47.7

43.4

46.7

1.01

0.955

0.69 – 1.47

   BP recorded and Diastolic BP > 90 mm Hg

5.7

4.5

4.4

0

#

  

At Risk of Stroke

59.0

65.0

54.9

57.7

0.65

0.096

0.39 – 1.08

On Aspirin

38.9

41.0

33.4

35.4

0.98

0.608

0.89 – 1.06

   Residents at risk of stroke and on Aspirin§

50.3

52.5

41.6

44.1

0.54

0.048

0.29 – 1.00

Residents with Atrial Fibrillation recorded

9.3

10.5

9.4

9.4

0.90

0.688

0.54 – 1.49

   % of Residents with Atrial Fibrillation recorded on Warfarin||

22.6

17.1

8.6

16.7

0.92

0.900

0.23 – 3.59

  1. Analyses were adjusted for age, gender, level of care, dementia and baseline values. * Comparison of Intervention and Control groups post intervention after adjusting for pre-intervention results and statistically significant covariates. Relative risk unable to be calculated due to insufficient numbers ‡: Control (n = 122) and Intervention (n = 113) § Control (n = 193) and Intervention (n = 212) ||: Control (n = 31) and Intervention (n = 36)