Table 2 Dependent variable in the study. Values represent means and standard deviations (in brackets)

PBQ total

10.5 (9.2)

13.4 (12.9)

10.9 (11.1)

12.6 (13.6)

11.4 (10.9)

general factor

6.4 (5.1)

7.4 (6.7)

6.4 (5.9)

6.9 (7.6)

6.5 (5.7)

rejection and anger

6.1 (2.2)

6.7 (2.5)

6.2 (2.9)

7.2 (3.1)

6.3 (2.5)

anxiety about the infant

2.3 (2.1)

3.7 (3.1)

2.7 (2.6)

3.1 (2.8)

2.7 (2.4)

EPDS

5.6 (4.1)

6.1 (5.2)

5.5 (4.6)

5.1 (4.2)

5.6 (4.4)

PSQI

7.0 (3.3)

6.8 (3.3)

6.9 (3.4)

6.8 (3.5)

6.9 (3.2)

Total sleep time (min)

367.2 (82.4)

374.1 (101.3)

364.8 (76.2)

368.6 (109.5)

367.9 (88.1)

Sleep onset latency (min)

19.3 (21.5)

18.2 (19.0)

26.8 (23.9)

22.7 (20.9)

21.2 (21.7)

Comp. #7 (range 0–3)

1.9 (1.4)

2.0 (1.5)

1.6 (1.3)

1.2 (1.2)

1.1 (0.8)

Comp. #1 (range 0–3)

1.3 (0.7)

1.3 (0.6)

1.4 (0.8)

1.4 (0.9)

1.4 (0.7)

WASO (min)

109.5 (59.4)

94.4 (61.4)

95.1 (69.1)

90.0 (70.7)

101.2 (63.5)