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Table 3 Comparing highest level of pain at Q1, Q2 and Q3 using women with ‘no pain’ at Q3 as the reference group

From: Pregnancy-related low back pain and pelvic girdle pain approximately 14 months after pregnancy – pain status, self-rated health and family situation

 

Recurrent pain Q3

Continuous pain Q3

 

Highest level of pain

n

Mediana

IRb

p-value MW-test

n

Mediana

IRb

p-value MW-test

p-valuecKW-test

Q1: During pregnancy

111

6.3

2.5

0.711

27

7.8

2.9

0.008*

0.007**

Q2: During the past 6 months

114

6.0

3.5

0.058

27

8.3

2.7

<0.001*

<0.001**

Q2: Past week

114

4.1

4.1

0.333

27

7.1

4.8

<0.001*

<0.001**

Q3: During the past 6 months

114

5.3

4.0

<0.001*

27

7.5

2.6

<0.001*

<0.001**

Q3: Past week

114

3.6

4.1

0.027*

27

6.6

2.9

0.005*

<0.001**

  1. aMedian Mann–Whitney U test. bIR = Interquartile Range. cKruskal-Wallis p-value. *Significant result p<0.05 using Mann–Whitney U test.
  2. **Significant result p<0.05 using Kruskal-Wallis test.
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BMC Pregnancy and Childbirth

ISSN: 1471-2393

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