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Table 5 Missed Opportunities Before and After Intervention: Visit-Based Metric

From: Effects of multicomponent primary care-based intervention on immunization rates and missed opportunities to vaccinate adults

Provider

2014–15

2015–16

p-value

Influenza

N

Missed Opportunity

N

Missed Opportunity

 Intervention (n = 23)

315,147

31.5%

333,126

39.1%

0.000

 Comparator (n = 20)

214,742

42.0%

244,137

50.6%

0.000

 Overall (n = 43)

529,889

35.8%

577,263

43.9%

0.000

Pneumococcal (Risk)

 Intervention (n = 23)

460,353

28.5%

722,514

31.8%

0.000

 Comparator (n = 20)

210,447

40.8%

316,897

47.3%

0.000

 Overall (n = 43)

670,800

32.4%

1,039,411

36.5%

0.000

Pneumococcal (Age)

 Intervention (n = 23)

140,255

8.1%

151,162

8.2%

0.136

 Comparator (n = 20)

89,045

12.4%

97,075

14.9%

0.000

 Overall (n = 43)

229,300

9.7%

248,237

10.8%

0.000

Zoster

 Intervention (n = 23)

184,815

52.3%

197,482

51.6%

0.000

 Comparator (n = 20)

112,128

49.7%

125,321

52.1%

0.000

 Overall (n = 43)

296,943

51.3

322,803

51.8%

0.000

  1. N = total number of eligible patients with at least one visit
  2. Date ranges:
  3. 2014–15 = 1st September 2014 - 31st August 2015
  4. 2015–16 = 1st September 2015 - 31st August 2016