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Table 3 Posterior probability of non-inferiority for FF/VI versus other relevant ICS/LABA combination therapies*

From: Once-daily fluticasone furoate/vilanterol versus twice daily combination therapies in asthma–mixed treatment comparisons of clinical efficacy

A

Treatment

Comparator

Mean difference, ml

(95 % CrI)

Probability of non-inferiority

Margin (ml)

75

100

125

FF/VI 92/22

FP/SAL 250/50

−0.046 (−0.102–0.010)

84 %

97 %

>99 %

FF/VI 92/22

BUD/FORM 320/9

−0.037 (−0.106–0.032)

86 %

96 %

99 %

FF/VI 184/22

FP/SAL 500/50

0.163 (0.058–0.269)

>99 %

>99 %

>99 %

FF/VI 184/22

BUD/FORM 640/18

0.099 (−0.043–0.241)

99 %

>99 %

>99 %

B

Treatment

Comparator

Mean difference, units

(95 % CrI)

Probability of non-inferiority

Margin (units)

0.25

0.5

FF/VI 92/22

FP/SAL 250/50

93 (−43–230)

>99 %

>99 %

FF/VI 92/22

BUD/FORM 320/9

89 (−502–680)

93 %

95 %

  1. For studies requiring patients to be treated with ICS only at baseline
  2. *Other relevant ICS/LABA: FP/SAL 250/50 mcg and 500/50 mcg; BUD/FORM 320/9 mcg and 640/18 mcg
  3. a) change from baseline in FEV1. b) AQLQ Total score#
  4. Note: All stated doses are mcg
  5. # For reasons of model stability, only study length was included as a covariate in analysis of moderate/severe exacerbations data
  6. AQLQ Asthma quality of life questionnaire, BUD Budesonide, CrI Credible interval, FORM Formoterol, FEV 1 Forced expiratory volume in 1 s, FF Fluticasone furoate, FP Fluticasone propionate, SAL Salmeterol, VI Vilanterol