Table 2 Embryo development and compaction patterns

Embryo outcome

349

 Arrested prior to morula

68 (19.5)

 Achieved morula

281 (80.5)

 Blastocyst

249 (71.3)

 Blastocyst, PGT-A biopsy

200 (57.3)

Compaction Pattern

281

 CP-F

128 (45.6)

 Partial compaction

153 (54.4)

 P-extruded (P-ext)

35 (12.5)

 P-excluded (P-exc)

83 (29.5)

 P-both

35 (12.5)

Extruded cells

153

 0

83 (54.2)

 1

37 (24.2)

 2

18 (11.8)

 3

11 (7.2)

 4

3 (2.0)

 5+

1 (0.65)

Excluded cells

153

 0

35 (22.9)

 1

41 (26.8)

 2

18 (11.8)

 3

13 (8.5)

 4

16 (10.5)

 5+

30 (19.6)