Table 4 Descriptive health outcomes and costs. Values are mean (SD) unless otherwise stated

Health outcomes

VBA

VBA + Lung age

VBA + CO

Baseline EQ-5D-5L

0.871 (0.166)

n = 446

0.883 (0.149)

n = 444

0.885 (0.152)

n = 438

4-wk EQ-5D-5L

0.898 (0.146)

n = 448

0.911 (0.142)

n = 446

0.901 (0.142)

n = 439

12-wk EQ-5D-5L

0.900 (0.149)

n = 442

0.908 (0.147)

n = 444

0.913 (0.134)

n = 435

26-wk EQ-5D-5L

0.912 (0.134)

n = 426

0.906 (0.145)

n = 432

0.909 (0.138)

n = 425

Total QALYs over 6 months

n = 418

n = 423

n = 414

Unadjusted

0.4497 (0.0661)

0.4525 (0.0666)

0.4532 (0.0630)

Incremental QALYs compared with VBA (95% CI)

0.0028 (-0.0060 to 0.0117)

0.0035 (-0.0053 to 0.0124)

Adjusted QALY (SD)^a

0.4525 (0.0514)

0.4519 (0.0462)

0.4510 (0.0461)

Incremental QALYs compared with VBA (95% CI)^a

-0.0005 (-0.0065 to 0.0055)

-0.0015 (-0.0075 to 0.0046)

Costs

VBA only

VBA + Lung age

VBA + CO

Intervention cost per patient(MKD)

6.34

58.35

30.01

Spent money on products to stop smoking (n =)

n = 418

12

n = 423

8

n = 414

11

Mean amount spent on products to stop smoking over 6 months (MKD):

 - All patients

108.33 (848.97)

61.45 (552.68)

106.28 (798.61)

 - Patients who reported spending money

3773 (3498)

3250 (2563)

4000 (3074)

Total 6 month cost (intervention plus patient expenditure on products) (MKD)

114.67

119.80

136.29