Table 4. Sperm vitality at 0, 30, and 60 minutes after incubation with each lubricant and control (VFS).
Time
(minute)
Lubricants p-value
VFS KY jelly Durex Pre-Seed Vaseline Baby oil
0 96.50
(92.75-98.00)
95.00
(88.25-96.75)
94.00
(89.00-97.00)
96.50
(89.25-98.00)
95.50
(88.00-96.75)
92.50
(91.25-94.75)
0.281
30 92.00
(86.25-94.75)
91.50
(85.00-94.75)
90.05
(86.00-94.00)
95.00
(87.00-96.75)
92.50
(88.25-95.75)
92.00
(87.25-94.75)
0.060
60 90.05
(85.75-94.00) *
88.00
(74.25-93.00)
83.00
(64.25-90.05) *,†
91.50
(85.25-93.75)
87.00
(81.00-91.50)
87.50
(76.50-92.00)
0.001
p-value 0.007 0.004 <0.001 0.001 0.006 0.016

Data expressed as median (interquartile range)
Friedman test, *p=0.005, p=0.008.