Leukocyte telomere dynamics across gestation in uncomplicated pregnancies and associations with stress

Table 2 Telomere dynamics across gestation for nulliparous patients with term, singleton livebirths between 2012 and 2018

Characteristic	Whole cohort n = 46^a	Cohort with Timepoint 1 and Timepoint 3 n = 32^a
Mean first LTL (T/S)^b	1.15 ± 0.26	1.12 ± 0.22
Mean second LTL (T/S)^c	1.13 ± 0.23	1.14 ± 0.26
Mean third LTL (T/S)^d	1.07 ± 0.21	1.05 ± 0.20
Mean gestational age (GA) at Timepoint 1 (weeks)	12.0 ± 2.6	11.9 ± 2.6
Mean GA at Timepoint 2 (weeks)	26.5 ± 1.8	26.4 ± 1.8
Mean GA at Timepoint 3 (weeks)	42.8 ± 3.0	43.1 ± 2.9

^aMean ± SD shown
^bFirst sample collected before 20^0/7 weeks, n = 41
^cSecond sample collected between 20^0/7 and 36^6/7 weeks, n = 39
^dThird sample collected between 37^0/7 weeks of pregnancy and up to 9-weeks postpartum, n = 35

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