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. 2022 Aug 4;23(15):8678. doi: 10.3390/ijms23158678

Table 5.

Bacteriological characterization of semen collected from the pre-established groups.

Excellent Motility (n = 43) High Motility (n = 40) Acceptable Motility (n = 41)
Bacterial colonies [log10 CFU/mL] 3.84 (3.71; 3.94) 4.19 (3.88; 4.29) 4.34 (4.26; 4.71) ***EM; *HM
Coliform bacteria [log10 CFU/mL] 0.00 (0.00; 0.00) 1.83 (1.62; 2.28) **EM 2.36 (2.23; 2.64) ***EM
Number of samples without any detected bacteria 11/43 7/40 0/41
Bacterial species (sample positivity) Staphylococcus hominis
(24/43)
Staphylococcus capitis
(18/43)
Micrococcus luteus
(15/43)
Corynebacterium singulare (5/43)
Pantotea agglomerans
(4/43)
Staphylococcus epidermidis (2/43)		 Staphylococcus hominis
(24/40)
Staphylococcus capitis
(17/40)
Micrococcus luteus
(12/40)
Staphylococcus epidermidis (8/40)
Corynebacterium singulare (5/40)
Enterococcus faecalis
(5/40)
Streptococcus agalactiae
(4/40)
Corynebacterium aurimocus (3/40)
Pantotea agglomerans
(3/40)
Staphylococcus aureus
(1/40)
Staphyloccoccus haemoliticus
(1/40)		 Staphylococcus hominis
(21/41)
Staphyloccoccus haemolyticus (18/41)
Enterococcus faecalis
(17/41)
Staphylococcus epidermidis (16/41)
Escherichia coli
(7/41)
Staphylococcus capitis
(7/41)
Streptococcus agalactiae
(6/41)
Corynebacterium glucuronolyticum
(5/41)
Staphylococcus aureus
(5/41)
Corynebacterium aurimocus (4/41)
Micrococcus luteus
(3/41)
Pantotea agglomerans
(2/41)
Pseudomonas fulva
(2/41)

Values are represented as median (25th; 75th percentile). * p < 0.05; ** p < 0.01; *** p < 0.001. EM—versus excellent motility group; HM—versus high motility group.