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Table 2 Proportion of each cohort assigned to each class and odds ratios for class membership

From: Changes over time in latent patterns of childhood-to-adulthood BMI development in Great Britain: evidence from three cohorts born in 1946, 1958, and 1970

BMI trajectory class membership

Class 1: Lowest

Class 2: Middle

Class 3: Increasing

Class 4: Highest

N (%)

OR (95% CI)

N (%)

OR (95% CI)

N (%)

OR (95% CI)

N (%)

OR (95% CI)

Males (n = 12 465)

NSHD

1 188 (63.5)

(ref)

296 (15.8)

(ref)

328 (17.5)

(ref)

60 (3.2)

(ref)

NCDS

3 757 (59.7)

1 093 (17.4)

1.22 (0.96, 1.54)

1 083 (17.2)

0.99 (0.76, 1.29)

358 (5.7)

2.23 (1.53, 3.25)

BCS

2 209 (51.3)

643 (15.0)

1.16 (0.88, 1.52)

1 150 (26.7)

2.78 (2.15, 3.60)

300 (7.0)

3.67 (2.50, 5.39)

Females (n = 13,190)

NSHD

966 (53.0)

(ref)

274 (15.1)

(ref)

460 (25.3)

(ref)

121 (6.6)

(ref)

NCDS

3  036 (48.7)

1 012 (16.2)

1.26 (0.99, 1.60)

1 629 (26.2)

1.15 (0.94, 1.40)

551 (8.9)

1.58 (1.22, 2.03)

BCS

2  248 (43.7)

656 (12.8)

0.93 (0.71, 1.22)

1  682 (32.7)

1.87 (1.53, 2.28)

555 (10.8)

2.20 (1.71, 2.85)

  1. *OR odds ratios for class membership, using ‘lowest’ class as referent class and NSHD as the referent cohort