Table 1 COXa/CSa and COXq/CSa ratios according to mitochondrial DNA haplogroup

Time of diagnosis

(n = 44)

(n = 24)

(n = 15)

(n = 13)

   COXa/CSa ratio

2.83 (2.34 to 3.17)

2.90 (2.24 to 3.17)

3.25 (2.63 to 3.56)

2.81 (2.39 to 3.09)

0.28

   COXq/CSa ratio

1.71 (1.26 to 2.90)

1.89 (1.18 to 2.85)

2.72 (1.57 to 3.38)

2.23 (1.31 to 3.31)

0.41

Day 4

(n = 34)

(n = 18)

(n = 10)

(n = 10)

   COXa/CSa ratio

2.73 (2.41 to 3.30)

2.93 (2.45 to 3.16)

3.24 (3.04 to 3.33)

2.85 (2.39 to 3.04)

0.10

   COXq/CSa ratio

1.53 (1.26 to 2.99)

2.14 (1.34 to 3.18)

3.10 (2.52 to 3.45)

2.51 (1.23 to 3.34)

0.04

Day 8

(n = 32)

(n = 14)

(n = 10)

(n = 9)

   COXa/CSa ratio

2.68 (2.22 to 3.23)

2.72 (2.39 to 3.23)

3.07 (2.83 to 3.15)

3.04 (2.32 to 3.41)

0.41

   COXq/CSa ratio

1.59 (1.19 to 3.06)

1.63 (1.21 to 2.79)

3.39 (2.61 to 3.52)

2.91 (1.24 to 3.44)

0.02