Table 3 The five strata with the lowest and highest BMI.

From: Multilevel analysis of individual heterogeneity and discriminatory accuracy (MAIHDA) to understand how obesity risk varies according to multiple lifestyle behavior recommendations

Strata ID

N

Fruit & veg

Physical activity

Sleep

Alcohol

Smoking

Observed BMI

Predicted BMI including random intercept (95% CI)

Predicted BMI excluding random intercept (95% CI)

Random intercept (95% CI)

Females: strata with the lowest predicted BMI

11101

1043

Meets

Meets

Meets

Not meets

Current

25.5

25.7 (25.4, 26.0)

25.6 (25.4, 25.8)

0.09 (−0.14, 0.33)

11102

8055

Meets

Meets

Meets

Not meets

Never

25.5

25.8 (25.5, 26.0)

25.6 (25.5, 25.8)

0.10 (−0.06, 0.27)

01101

2847

Not meets

Meets

Meets

Not meets

Current

25.5

25.8 (25.5, 26.1)

26.0 (25.8, 26.1)

−0.17 (−0.37, 0.02)

11112

10660

Meets

Meets

Meets

Meets

Never

25.6

25.9 (25.6, 26.1)

25.8 (25.6, 26.0)

0.03 (−0.12, 0.20)

11111

590

Meets

Meets

Meets

Meets

Current

26.1

26.0 (25.6, 26.3)

25.8 (25.6, 25.9)

0.20 (−0.05, 0.46)

Females: strata with the highest predicted BMI

00011

176

Not meets

Not meets

Not meets

Meets

Current

28.2

28.2 (27.9, 28.6)

28.2 (28.0, 28.4)

0.001 (−0.29, 0.31)

00002

871

Not meets

Not meets

Not meets

Not meets

Never

28.3

28.4 (28.1, 28.7)

28.1 (27.9, 28.3)

0.27 (0.038, 0.51)

10010

284

Meets

Not meets

Not meets

Meets

Previous

28.4

28.4 (28.1, 28.7)

28.3 (28.1, 28.5)

0.07 (−0.21, 0.35)

00000

727

Not meets

Not meets

Not meets

Not meets

Previous

28.6

28.7 (28.4, 29.0)

28.6 (28.4, 28.7)

0.10 (−0.14, 0.35)

00010

518

Not meets

Not meets

Not meets

Meets

Previous

29.1

29.0 (28.6, 29.3)

28.7 (28.5, 28.9)

0.23 (−0.03, 0.49)

Males: strata with the lowest predicted BMI

11112

4170

Meets

Meets

Meets

Meets

Never

26.5

26.7 (26.4, 26.9)

26.8 (26.6, 27.0)

−0.18 (−0.39, 0.02)

01112

8952

Not meets

Meets

Meets

Meets

Never

26.6

26.7 (26.5, 27.0)

26.7 (26.5, 26.9)

−0.002 (−0.20, 0.19)

01101

6179

Not meets

Meets

Meets

Not meets

Current

27.0

27.0 (26.7, 27.3)

27.1 (26.9, 27.3)

−0.09 (−0.30, 0.11)

01111

997

Not meets

Meets

Meets

Meets

Current

27.0

27.0 (26.7, 27.4)

26.8 (26.6, 27.0)

0.24 (−0.02, 0.50)

11102

8451

Meets

Meets

Meets

Not meets

Never

27.0

27.1 (26.8, 27.4)

27.2 (27.0, 27.4)

−0.05 (−0.25, 0.14)

Males: strata with the highest predicted BMI

10100

1139

Meets

Not meets

Meets

Not meets

Previous

29.4

29.4 (29.1, 29.8)

29.2 (29.0, 29.4)

0.19 (−0.05, 0.45)

10010

147

Meets

Not meets

Not meets

Meets

Previous

29.4

29.5 (29.1, 30.0)

29.6 (29.3, 29.8)

−0.01 (−0.38, 0.35)

00010

445

Not meets

Not meets

Not meets

Meets

Previous

29.7

29.7 (29.3, 30.1)

29.5 (29.2, 29.7)

0.24 (−0.06, 0.54)

00000

1642

Not meets

Not meets

Not meets

Not meets

Previous

29.7

29.9 (29.6, 30.2)

29.8 (29.6, 30.0)

0.11 (−0.12, 0.35)

10000

430

Meets

Not meets

Not meets

Not meets

Previous

30.0

30.0 (29.6, 30.4)

29.9 (29.7, 30.1)

0.12 (−0.18, 0.43)

  1. All estimates are from the main effects plus confounders model.