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Table 3 Baseline characteristics of the pregnancy and lactation-associated osteoporosis (PLO) and control groups

From: Pregnancy and lactation-associated osteoporosis as a major type of premenopausal osteoporosis: a retrospective cohort study based on real-world data

 

PLO

Control

P value

No. of subjects

56

500

 

No. of deliveries

65

581

 

1, n (%)

47 (83.9)

424 (84.8)

0.845

2, n (%)

9 (16.1)

71 (14.2)

0.689

3, n (%)

0

5 (1.0)

1

Maternal age (years), mean (SD)

34.1 (5.2)

32.3 (4.8)

0.0082*

Maternal age (years), range

21.0–43.1

18.3–45.1

 
  1. SD, standard deviation. *P < 0.01
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BMC Pregnancy and Childbirth

ISSN: 1471-2393

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