Table 5 Regression coefficients for predicting EQ-5D-5L health utility scores from Seattle Angina Questionnaire using direct approach, N = 380

SAQ PL

0.5271^***

0.6040^***

0.5712^***

0.2603^***

0.1500^***

3.7922^***

5.3271^**

0.0834

0.8770^***

[0.0371]

[0.0471]

[0.0462]

[0.0329]

[0.0363]

[0.3346]

[1.6583]

[0.0548]

[0.0730]

SAQ AS

0.0381

0.0934

0.0431

0.0276

0.0303^*

0.4226

1.4955^*

0.0529

0.0821

[0.0213]

[0.0299]

[0.0244]

[0.0207]

[0.0135]

[0.2691]

[0.7072]

[0.0281]

[0.0606]

SAQ AF

0.0538^*

0.0838^*

0.0634^*

0.0983^***

0.0674^*

0.6138^**

1.9211

0.0557

0.0973

[0.0255]

[0.0323]

[0.0313]

[0.0249]

[0.0276]

[0.2241]

[1.0112]

[0.0360]

[0.0582]

SAQ TS

0.1018

0.1211

0.0939

0.1737^*

0.0214

0.6172

1.9462

0.0087

0.2256

[0.0602]

[0.0767]

[0.0728]

[0.0573]

[0.0629]

[0.5729]

[2.5628]

[0.0753]

[0.1383]

SAQ DP

0.1491^**

0.2431^**

0.1890^**

0.1343^***

0.2725^***

1.3959^**

10.2317^***

0.3462^***

0.0341

[0.0529]

[0.0680]

[0.0650]

[0.0471]

[0.0498]

[0.4715]

[2.4454]

[0.0621]

[0.1164]

Constant

0.3046^***

0.1855^***

-0.7661^***

0.4421^***

0.5844^***

-1.5982^***

-13.9807^***

0.6063^***

-0.0005

[0.0345]

[0.0452]

[0.0425]

[0.0317]

[0.0388]

[0.3250]

[2.0050]

[0.0617]

[0.0801]