Table 4 Difference in longitudinal BMI change from baseline (age 1) stratified by PCOS diagnostic criteria

p value*

∆BMI

95% CI

∆BMI

95% CI

∆BMI

95% CI

Age 1 (baseline)

–

–

–

–

–

–

Age 2

− 1.31

− 2.14 to − 0.47

− 2.72

− 4.78 to − 0.65

− 1.47

− 3.32 to 0.37

0.117

Age 3

− 0.93

− 1.49 to − 0.37

− 1.19

− 2.63 to 0.25

− 0.27

− 1.53 to 1.00

0.680

Age 5

− 1.21

− 1.72 to − 0.69

− 1.35

− 2.68 to − 0.02

− 0.15

− 1.33 to 1.02

0.800

Age 8

− 0.18

− 0.70 to 0.34

− 0.25

− 1.57 to 1.07

− 0.08

− 1.25 to 1.09

0.895

Age 10

1.18

0.67 to 1.69

1.82

0.50 to 3.14

0.64

− 0.53 to 1.80

0.284

Age 14

4.24

3.73 to 4.75

5.83

4.52 to 7.14

1.59

0.43 to 2.75

0.007

Age 16

5.77

5.25 to 6.29

7.41

6.07 to 8.75

1.64

0.46 to 2.82

0.006

Age 20

6.85

6.33 to 7.37

7.94

6.59 to 9.29

1.10

− 0.09 to 2.29

0.070

Age 22

7.39

6.87 to 7.91

9.40

8.07 to 10.72

2.00

0.82 to 3.17

0.001

p value*

∆BMI

95% CI

∆BMI

95% CI

∆BMI

95% CI

Age 1 (baseline)

–

–

–

–

–

–

Age 2

− 1.43

− 2.21 to − 0.65

− 2.57

− 5.63 to 0.49

− 1.27

− 3.43 to 0.89

0.248

Age 3

− 0.95

− 1.45 to − 0.44

− 1.86

− 4.38 to 0.67

− 0.96

− 2.68 to 0.77

0.278

Age 5

− 1.28

− 1.75 to − 0.80

− 1.02

− 3.21 to 1.17

0.23

− 1.28 to 1.73

0.770

Age 8

− 0.26

− 0.74 to 0.21

0.32

− 1.81 to 2.45

0.56

− 0.91 to 2.03

0.457

Age 10

1.14

0.67 to 1.61

2.73

0.57 to 4.89

1.55

0.07 to 3.04

0.041

Age 14

4.22

3.75 to 4.69

7.51

5.38 to 9.64

3.27

1.80 to 4.74

< 0.001

Age 16

5.70

5.22 to 6.17

9.60

7.41 to 11.79

3.86

2.35 to 5.37

< 0.001

Age 20

6.70

6.22 to 7.18

10.20

7.97 to 12.42

3.50

1.98 to 5.04

< 0.001

Age 22

7.27

6.79 to 7.74

12.17

10.01 to 14.33

4.89

3.40 to 6.39

< 0.001