Table 5 New diagnostic accuracy data analysis—probabilistic results.

From: Options for the diagnosis of high blood pressure in primary care: a systematic review and economic model

Subgroup

Incremental QALYs versus Clinic BP

Incremental costs versus Clinic BP

Most CE strategy

Probability CE

Home BP

Ambulatory BP

Home BP

Ambulatory BP

Male

 Age 40

0.007 (CI: −0.013, 0.053)

0.007 (CI: −0.009, 0.047)

−£35 (CI: −£259, £190)

−£130 (CI: −£312, £29)

Ambulatory BP

88%

 Age 50

0.015 (CI: −0.018, 0.081)

0.021 (CI: −0.003, 0.080)

−£26 (CI: −£179, £121)

−£85 (CI: −£219, £14)

Ambulatory BP

92%

 Age 60

0.021 (CI: −0.027, 0.102)

0.034 (CI: 0.004, 0.111)

−£24 (CI: −£142, £86)

−£62 (CI: −£165, £7)

Ambulatory BP

96%

 Age 70

0.022 (CI: −0.024, 0.096)

0.037 (CI: 0.009, 0.106)

−£20 (CI: −£116, £72)

−£47 (CI: −£136, £6)

Ambulatory BP

97%

 Age 75

0.019 (CI: −0.021, 0.077)

0.033 (CI: 0.009, 0.084)

−£10 (CI: −£83, £52)

−£23 (CI: −£87, £16)

Ambulatory BP

98%

Female

 Age 40

0.002 (CI: −0.008, 0.023)

0.000 (CI: −0.008, 0.017)

−£50 (CI: −£350, £256)

−£186 (CI: −£406, £31)

Ambulatory BP

91%

 Age 50

0.007 (CI: −0.011, 0.043)

0.009 (CI: −0.006, 0.042)

−£27 (CI: −£216, £149)

−£96 (CI: −£253, £30)

Ambulatory BP

91%

 Age 60

0.011 (CI: −0.014, 0.061)

0.017 (CI: −0.001, 0.064)

−£27 (CI: −£176, £119)

−£81 (CI: −£210, £12)

Ambulatory BP

95%

 Age 70

0.013 (CI: −0.015, 0.058)

0.023 (CI: 0.006, 0.065)

−£16 (CI: −£109, £71)

−£42 (CI: −£130, £14)

Ambulatory BP

97%

 Age 75

0.009 (CI: −0.011, 0.041)

0.016 (CI: 0.004, 0.044)

−£7 (CI: −£97, £71)

−£21 (CI: −£106, £36)

Ambulatory BP

97%

  1. CE cost-effective at a £20,000 threshold, CI 95% confidence interval, QALYs quality-adjusted life years.