Table 1 Characteristics for participants in the total trial sample and in the sub-samples providing EPDS data at end-of-pregnancy and 6 months postnatally

Mean (SD)

Mean (SD)

Mean (SD)

Age

27.5 (6.3)

27.7 (6.2)

28.1 (6.2)

Age left full-time education

17.7 (2.9)

17.9 (2.8)

18.0 (2.9)

Weight at booking – kg

68.3 (15.2)

68.8(15.4)

68.9 (15.9)

Body Mass Index kg/m²

26.1 (5.3)

26.0 (5.2)

26.1 (5.5)

Gestational age – wk

15.6 (3.3)

15.3 (3.2)

15.4 (3.1)

Median (IQR)

Median (IQR)

Median (IQR)

Fagerström Test of Cigarette Dependence score

4.0 (2.0-5.0)

4.0 (2.0-5.0)

4.0 (2.0-5.0)

EPDS score at baseline

7.0 (3.5-11.0)

8.0 (4.0-12.0)

7.0 (4.0-11.0)

Self-report of weekly MVPA

210.0

210.0

210.0

– mins (at baseline)

(130.0-355.0)

(125.0-330)

(120.0-340.0)

Self-report of weekly MVPA

150.0

150.0

140.0

– mins (at EOP)^a

(75.0-240.0)

(75.0-240.0)

(70.0-240.0)

Self-report of weekly MVPA

162.5

165.0

155.0

– mins (at 6 months follow up)

(60.0-300.0)

(80.0-310.0)

(60.0-300.0)

Treatment sessions attended^a

3 (2-6)

6 (3-7)

5(3-7)

n (%)

n (%)

n (%)

Allocation to physical Activity group

392 (50)

189 (49)

140 (52)

IMD^b quartiles 3 or 4

555 (74)

259 (71)

191 (72)

Married or living with partner

451 (58)

224 (59)

181 (65)

Caucasian

607 (77)

301 (79)

226 (81)

Professional/managerial occupation

99 (13)

48 (13)

39 (14)

EPDS score at baseline ≥ 13

143 (18)

51 (13)

29 (10)

Thought of harming oneself (EPDS)

20 (3)

11 (3)

7 (3)

Self-report of ≥ 150 mins week MVPA (baseline)

548 (70)

266 (70)

185 (66)

 0-1

606 (78)

301 (79)

220 (79)

 2-3

155 (20)

75 (20)

54 (19)

  ≥ 4

21 (3)

7 (2)

5 (2)

 Takes alcohol ≥ twice a week

11 (1)

6 (2)

5 (2)

 Consumes ≥ 3 alcoholic drinks on a drinking day

17 (10)

7 (8)

6 (10)