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Table 3 Average delay by gestational age at the time of scan

From: Ladies in waiting: the timeliness of first trimester services in New Zealand

Gestation (days) Delay (days) N SD
< 40 26.6 471 11.4
41-60 25.9 1913 10.2
61-80 20.6 508 9.8
81+ 12.9 53 10.2
  1. Univariate ANOVA p < .0001