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Table 2 Model parameters for outcomes – utilities and QALYs

From: Cost-effectiveness of screening tools for identifying depression in early pregnancy: a decision tree model

Parameter

Values

Source

Distribution

Standard error

95% CI

Utilities

 Ante-natal depressed

0.678

Littlewood et al., 2018 [25]

Beta

0.04

0.600–0.756

 Ante-natal not depressed

0.888

Littlewood et al., 2018 [25]

Beta

0.01

0.868–0.908

 Post-natal depressed

0.771

Littlewood et al., 2018 [25]

Beta

0.03

0.712–0.830

 Post-natal not depressed

0.907

Littlewood et al., 2018 [25]

Beta

0.01

0.887–0.927

QALYs (9 months)

 Depressed to non-depressed

0.6553

 

Beta

30%

0.270–1.00

 Depressed to depressed

0.5991

 

Beta

30%

0.247–0.951

 Non-depressed to non-depressed

0.7422

 

Beta

30%

0.306–1.179