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Table 1 Patient characteristics (n = 634)

From: Blastomere movement post first cell division correlates with embryonic compaction and subsequent blastocyst formation

Age (years)
 Female 39.2 ± 0.1 [27–47]
 Male 41.1 ± 0.2 [25–64]
No. of previous embryo transfer cycles 1.62 ± 0.03 [0–3]
BMI 21.2 ± 0.1 [15.7–33.7]
Cause of infertility
 Ovulation 7 (1.1)
 Tubal factor 15 (2.4)
 Endometrial factor 45 (7.1)
 Male factor 110 (17.4)
 Combined 29 (4.6)
 Unexplained 428 (67.5)
  1. Continuous data are presented as mean ± standard error of the mean [range], categorical data are presented as n (%). Abbreviations: BMI body mass index