Tabela I. Characteristics of raw, swim-up and capacitated sperm*
Sperm Characteristics Raw Swim-up Capacited
P P ¥
Motility (%) 75,8 ± 11,6 91,0. ± 5,1 (<0,001) 90,2 * 4,0 (<0,001) 0,49
VCL (μ/S) 37,2 ± 7,6 97,4 ± 18,9 (<0,001) 102,9 ± 21, (<0,001) 10,34
VSL(μ/s) 16,2 ± 4,0 39,3 ± 5,2 (<0.001) 37,5 ± 8,7 (<0,001) 0,42
VAP (μ/s) 24,5 ± 5,4 62,1 ± 10,2 (<0,p01) 66,2 ± 10,3 (<0,001) 0,20
ALH (μ) 2,4 ± 0,4 3.2 ± 0.7 (0,02) 3,3 ± 0,7 (<0,001) 0,52
LIN 42,2 ± 5,5 42,9 ± 7,2 (0,09) 38,4 ± 8,8 (0,09) 0,09
Viability (%) 74,8 ± 22,1 88,1 + 5,8 (0,03) 88,7 ± 6,5 (0,03) 0,20

* Values are mean ± SD

¶ Comparison between swim-up and capacited groups

† Comparison between raw and swim-up groups

¥ Comparison between raw and capacites groups

P</=0,02 was considered significant

VCL = Curvilinear velocity / VSL = Straight linear velocity

VAP = Average path velocity / LIN = Linearity

ALH = Amplitude of lateral head displamecent