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. Author manuscript; available in PMC: 2010 Nov 18.
Published in final edited form as: J Hum Evol. 2005 Jul;49(1):122–142. doi: 10.1016/j.jhevol.2005.04.003

Table 3.

Demographic data for mothers with and without experienced alloparental assistance

Female ID Female age (yr) Male age (yr) Litter size Number of
experienced
alloparents		 Timing of
Conception
(postpartum week)a
Without
exp.
alloparents		 With
exp.
alloparents		 Without
exp.
alloparents		 With
exp.
alloparents		 Without
exp.
alloparents		 With
exp.
alloparents
Without
exp.
alloparents		 With
exp.
alloparents
Bas 3.00 3.42 2.39 2.82 2 2 1 8 2
Ind 3.55 5.14 3.62 5.21 2 2 4 8 2
Jin 4.63 5.05 8.01 8.43 2 1 2 2 7
Luc 3.15 4.48 3.25 4.58 2 1 4 2 7
Pix 5.36 5.78 6.01 6.42 2 2 1 2 7
Xux 2.11 3.44 5.74 7.07 2 2 3 6 2
Mean ± SE 3.63 ± 0.48 4.55 ± 0.39 4.84 ± 0.86 5.75 ± 0.81 2.00 ± 0.00 1.67 ± 0.21 2.50 ± 0.56 4.67 ± 1.23 4.50 ± 1.12
a

Postpartum week during which conception occurred (e.g., conception during week two postpartum occurred 8–14 days postpartum).