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Table 1 The median (95% confidence interval) combined number of small follicles in both ovarian cortices of African elephant fetuses and prepubertal calves

From: Growth and development of the ovary and small follicle pool from mid fetal life to pre-puberty in the African elephant (Loxodonta africana)

Age group Age (years) n Type of small follicle
Early primary True primary All
0 -0.6 to –0.16a 6 1336570 (596440–1957260)b 37506 (13390–62875) 1348101 (609623–2123103)b
1 0.16–2 9 627680 (433039–1181875) 31298 (12827–52498)b 658978 (445867–1216548)
2 2.5–4.5 9 523065 (359989–664542)cd 45268 (19857–95113) 561023 (373157–759654)cd
3 4.5–9 11 1093978 (463416–1530106)e 76118 (43085–88172)c 1180948 (482007–1575054)e
  1. a Ages below zero refer to fetuses and indicate the fractions of a year before birth.
  2. b,c,d,e Within a column, medians marked with b differ from those marked with c and those marked with d differ from those marked with e (P < 0.05).