Table 1.

Allele frequencies of genotyping of D6S289 in 119 SZ cases and 119 controls from a homogenous population in Shandong peninsula of China. Normal chi-square (T1) = 17.89, P = .047). This was reached 4657 times in 100 000 simulations by clump analysis.

Alleles (bp)	207	209	211	213	215	217	219	221	223	225	227
Case	24	20	20	18	62	64	22	6	1	0	1
Control	39	17	7	14	65	61	19	8	5	3	0