Table 2.

Clinical and cost outcomes from the model, where the yearly incidence of depression is 8.8% and the specificity and sensitivity of PredictD are 80% and 50.6% respectively

	Risk algorithm: low intensity	Universal	TAU
Clinical outcomes (per 1000 patients)
Number given prevention programme	227	1000	–
Number depressed during 12 months	73	80	88
Number of cases of depression prevented	15	8	–
QALYs	849	847	846
Cost outcomes (£ per 1000 patients)
Cost of completing risk algorithm	13 833	0	–
Total cost of prevention programme	19 684	87 507	–
Total cost of treatment for depression	22 763	25 307	27 458
Total NHS costs	56 281	112 814	27 458
NMB NHS costs (£ per patient)
£20 000 per QALY	16 918	16 892	16 898

TAU, Treatment as usual QALY, quality-adjusted life year; NHS, National Health Service; NMB, net monetary benefit.