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Table 2 Psychological characteristics

From: Investigating the association factors of acute postpartum pain: a cohort study

Pre-delivery questionnaires

Low acute postpartum pain

(NRS 0–2)

N = 759

High acute postpartum pain

(NRS ≥ 3)

N = 121

Unadjusted OR (95% CI)

P-value

A-LPQ, mean (SD)

    

 Uterine contraction pain subscale (0 to 40)

25.7 (10.6)

25.6 (9.1)

1.00 (0.98–1.02)

0.9088

 Fear/ anxiety subscale (0 to 40)

22.7 (11.0)

23.0 (10.1)

1.00 (0.99–1.02)

0.7646

 Back pain/ long haul subscale (0 to 50)

30.1 (14.4)

30.6 (13.8)

1.00 (0.99–1.02)

0.7158

 Birthing pain subscale (0 to 40)

21.0 (13.6)

25.2 (12.0)

1.03 (1.01–1.04)

0.0022

 The enormity of pain subscale (0 to 50)

27.5 (15.5)

27.4 (15.2)

1.00 (0.99–1.01)

0.9796

 Total score (0 to 220)

127.2 (50.2)

130.8 (46.4)

1.00 (1.00–1.01)

0.4738

PCS, mean (SD)

    

 Helplessness subscale (0 to 24)

7.6 (5.3)

7.3 (5.4)

0.99 (0.96–1.03)

0.5945

 Magnification subscale (0 to 12)

4.1 (2.8)

4.0 (2.6)

1.00 (0.93–1.07)

0.8948

 Rumination subscale (0 to 16)

7.1 (4.4)

7.0 (4.3)

0.99 (0.95–1.04)

0.7449

 Total score (0 to 52)

18.8 (11.4)

18.3 (11.3)

1.00 (0.98–1.01)

0.6946

PCS total score, n (%)

    

 No (PCS < 25)

503 (67.7)

81 (69.8)

Reference

--

 Yes (PCS ≥ 25)

240 (32.3)

35 (30.2)

0.91 (0.59–1.39)

0.6477

STAI, mean (SD)

    

 State anxiety (20 to 80)

39.4 (11.4)

40.1 (10.5)

1.01 (0.99–1.02)

0.5303

 Trait anxiety (20 to 80)

38.6 (9.4)

38.0 (8.9)

1.00 (0.98–1.02)

0.5462

 Total anxiety (40 to 160)

78.0 (19.2)

78.1 (17.6)

1.00 (0.99–1.01)

0.9398

FACS (0 to 100), mean (SD)

37.7 (18.4)

38.7 (17.4)

1.00 (0.99–1.01)

0.5973

  1. A-LPQ Angle Labor Pain Questionnaire; CI confidence interval; FACS Fear Avoidance Components Scale; NRS numerical rating scale; OR odds ratio; PCS Pain Catastrophizing Scale; SD standard deviation; STAI State Trait Anxiety Inventory