Table 1.

Number of trios by recruitment site noting complete and incomplete trios (those with 1 parent missing).

Recruitment Site	CL Trios Complete (Incomplete)	CLP Trios Complete (Incomplete)	Total Trios Complete (Incomplete)
Utah	68(16)	96(20)	164(36)
Norway	106(4)	174(8)	280(12)
Korea	19(0)	40(2)	59(2)
Maryland	19(12)	71(42)	90(54)
Pittsburgh	26(2)	70(28)	96(30)
Singapore	15(1)	45(7)	60(8)
Taiwan	42(4)	176(11)	218(15)
Iowa	16(9)	29(11)	45(20)
Denmark	6(15)	15(12)	21(27)
Philippines	0(0)	94(4)	94(4)
WuHan	39(3)	136(9)	175(12)
Shandong Prov.	54(21)	129(70)	183(91)
Western China	43(3)	63(3)	106(6)
Total	453(90)	1138(227)	1591(317)

^*total includes probands of indeterminate cleft type: 2 in WuHan; 3 in Shandong Prov.