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Table 2 Observed and expected counts of individuals with a syndrome diagnosis for whom the top match was another unrelated individual within the same syndrome subgroup

From: Computer face-matching technology using two-dimensional photographs accurately matches the facial gestalt of unrelated individuals with the same syndromic form of intellectual disability

Syndrome Number of images for syndrome Observed match/No match Expected match/No match Chi-square (1) P-value
Williams 183 110/73 11/172 938.43 <.00001
Rubinstein-Taybi 155 92/63 7/148 1068.28 <.00001
Floating Harbor 61 42/19 2/59 806.57 <.00001
Coffin Lowry 154 88/66 7/147 969.83 <.00001
Kabuki 195 106/89 12/183 776.29 <.00001
Smith Magenis 124 72/52 5/119 921.61 <.00001
PACS1 39 6/33 2/37 6.46 0.01106
Kleefstra 128 72/56 5/123 920.40 <.00001
Koolan-de Vries 120 66/54 4/116 978.17 <.00001
Cornelia de Lange 441 329/112 53/388 1627.70 <.00001