Skip to main content

Table 5 PRIMEtime CE mediation factors, exposure parameters, outcomes, and modelled uncertainty distributions. Adapted and updated from Cobiac et al.[32]

From: PRIMEtime CE: a multistate life table model for estimating the cost-effectiveness of interventions affecting diet and physical activity

Mediation factors

Parameter

Exposure parameters

Outcomes

Unit of change

Distribution of uncertainty range

Change in value of outcome (SE)

Notes

 Ischaemic stroke mediation

BMI (kg/m2)

Systolic blood pressure (mmHg) [74]

 

Normal

0.65 (0.04)

 

Fruit intake (g/day)

Systolic blood pressure (mmHg) [74]

 

Normal

0.42 (0.17

 

Vegetable intake (g/day)

Systolic blood pressure (mmHg) [74]

 

Normal

0.54 (0.2)

 

Fruit intake (g/day)

Total cholesterol (mmol/L) [74]

 

Normal

0.027 (0.017)

 

Vegetable intake (g/day)

Total cholesterol (mmol/L) [74]

 

Normal

0.047 (0.026)

 

 Ischaemic heart disease mediation

BMI (kg/m2)

Systolic blood pressure (mmHg) [74]

 

Normal

0.31 (0.016)

 

Fruit intake (g/day)

Systolic blood pressure (mmHg) [74]

 

Normal

0.39 (0.15)

 

Vegetable intake (g/day)

Systolic blood pressure (mmHg) [74]

 

Normal

0.47 (0.21)

 

Fruit intake (g/day)

Total cholesterol (mmol/L) [74]

 

Normal

0.008 (0.0057)

 

Vegetable intake (g/day)

Total cholesterol (mmol/L) [74]

 

Normal

0.012 (0.01)

 
  1. SD standard deviation, NDNS National Diet and Nutrition Survey, CHD coronary heart disease, BMI body mass index, MET Metabolic Equivalent of Task