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Table 2 Participant level characteristics and going-to-sleep position

From: Women’s sleep position during pregnancy in low- and middle-income countries: a systematic review

Characteristics Owusu et al. [31] Lakshmi et al. [32]
Total participants 220 Case (participants who had a stillbirth) n = 100
Control (participants who had a live birth) n = 200
Total = 300
Nationality Ghanaian Indian
Age—mean (SD) 29 (5.7) years Not reported
Age range Not reported 18–40 years
Parity—n (%)
Nulliparous
1–2
3–4
 ≥ 5
71 (32.3)
113 (51.4)
31 (14.1)
5 (2.3)
Not reported
Sleep position – n (%)
Supine
Non-supine
21 (9.7)
195 (90.3)
Not reported
Not reported
Stillbirth 9 (4.1) 100 (percentage could not be extracted due to study design)*
  1. Data are number (percentage) or mean (standard deviation)
  2. *Cases were identified as women who had a stillbirth, therefore the prevalence of stillbirth amongst participants could not be extracted