Effects of a lifestyle intervention in routine care on prenatal physical activity – findings from the cluster-randomised GeliS trial

Table 4 Physical activity behaviour stratified by subgroups in late pregnancy

TALIA in late pregnancy (T1)	Intervention group		Control group		Adjusted effect size (95% CI)	Adjusted p value
TALIA in late pregnancy (T1)	n	Mean ± SD	n	Mean ± SD	Adjusted effect size (95% CI)	Adjusted p value
Pre-pregnancy BMI category^a
BMI 18.5–24.9 kg/m²	n = 593	129.8 ± 58.3	n = 592	127.8 ± 67.3	6.70 (3.99, 9.41)	< 0.001
BMI 25.0–29.9 kg/m²	n = 219	133.7 ± 68.0	n = 201	130.8 ± 65.7	5.49 (−1.93, 12.91)	0.147
BMI 30.0–40.0 kg/m²	n = 97	120.4 ± 63.3	n = 118	137.2 ± 82.8	6.34 (−4.51, 17.18)	0.252
Age categories^b
18–25 years	n = 114	118.5 ± 62.2	n = 130	129.2 ± 77.3	−3.26 (−16.40, 9.89)	0.627
26–35 years	n = 689	131.4 ± 61.1	n = 657	130.9 ± 69.0	7.25 (4.84, 9.66)	< 0.001
36–43 years	n = 106	131.5 ± 61.1	n = 122	123.4 ± 60.4	14.33 (2.97, 25.68)	0.013
Educational level^c
General secondary school	n = 124	132.4 ± 68.3	n = 141	134.7 ± 85.3	8.98 (−1.27, 19.23)	0.086
Intermediate secondary school	n = 394	127.1 ± 65.3	n = 388	128.6 ± 69.7	7.54 (2.05, 13.03)	0.007
High school	n = 390	131.6 ± 54.7	n = 380	128.9 ± 61.5	5.61 (3.28, 7.94)	< 0.001

ISSN: 1471-2393