From: Accuracy and differential bias in copy number measurement of CCL3L1 in association studies with three auto-immune disorders
Copy number
Cases
Controls
0
6 (3.08%)
4 (1.51%)
1
25 (12.82%)
56 (21.13%)
2
115 (58.97%)
143 (53.96%)
3
45 (23.08%)
49 (18.49%)
4
2 (1.03%)
11 (4.15%)
5
2 (0.75%)
TOTAL
195
265