Table 1. The allelic frequencies and statistical parameters for the 21 STR loci in Han population from Guanzhong region, Shaanxi, China (n = 275).

Allele	D6S474	D12ATA63	D22S1045	D10S1248	D1S1677	D11S4463	D1S1627	D3S4529	D2S441	D6S1017	D4S2408	D19S433	D17S1301	D1GATA113	D18S853	D20S482	D14S1434	D9S1122	D2S1776	D10S1435	D5S2500
7										0.0036				0.5145					0.0018
8										0.2236	0.2364		0.0055	0.0091						0.0236
9						0.0036					0.2945		0.0236			0.0018		0.0036	0.1200	0.0036
9.1									0.0145
10					0.0091		0.0291		0.2309	0.3582	0.2964		0.0655	0.0036	0.0091	0.0345	0.1073	0.0782	0.0673	0.0418
10.1									0.0109
10.3																				0.0018
11		0.0018	0.2436	0.0109		0.0018	0.0127		0.3473	0.0364	0.1545	0.0036	0.1782	0.1691	0.4036	0.0109	0.1636	0.1709	0.2818	0.1618
11.3									0.0309
12		0.3327	0.0018	0.0673	0.0182	0.0509	0.0982	0.0018	0.2109	0.2818	0.0182	0.0418	0.4582	0.2782	0.0582	0.0673	0.0218	0.3182	0.3800	0.3473
12.2												0.0055
12.3													0.0018
13	0.0018	0.0036	0.0091	0.3545	0.0891	0.2073	0.5564	0.1891	0.0200	0.0891		0.2836	0.2109	0.0255	0.2436	0.2382	0.3091	0.3509	0.1164	0.2745
13.2												0.0564
14	0.3745	0.0382	0.0109	0.2636	0.5309	0.3236	0.2927	0.2055	0.1200	0.0073		0.2545	0.0509		0.2309	0.3873	0.3709	0.0709	0.0327	0.1291	0.4073
14.1									0.0018
14.2												0.1055
15	0.3636	0.0018	0.2855	0.2200	0.3073	0.2855	0.0091	0.4182	0.0127			0.0709	0.0055		0.0545	0.1855	0.0236	0.0036		0.0145
15.2												0.1345
16	0.1345	0.1600	0.2582	0.0691	0.0418	0.0964	0.0018	0.1564				0.0182				0.0745	0.0036	0.0036		0.0018
16.2												0.0218
17	0.0909	0.3545	0.1655	0.0127	0.0036	0.0273		0.0291				0.0018									0.2873
17.2												0.0018
18	0.0327	0.0927	0.0218	0.0018		0.0036															0.2327
19	0.0018	0.0109	0.0036																		0.0018
20		0.0036																			0.0491
23																					0.0200
24																					0.0018
PD	0.8576	0.8858	0.8979	0.8906	0.7898	0.9034	0.7700	0.8775	0.9072	0.8828	0.8863	0.9437	0.8753	0.8091	0.8566	0.8975	0.8825	0.8852	0.8866	0.8969	0.8452
PIC	0.6476	0.6825	0.7243	0.7057	0.5527	0.7192	0.5325	0.6787	0.7299	0.6870	0.6994	0.7916	0.6672	0.5674	0.6713	0.7107	0.6822	0.6915	0.7040	0.7216	0.6386
PE	0.4199	0.4034	0.5790	0.5144	0.2822	0.4540	0.2865	0.4255	0.5082	0.4599	0.4717	0.5856	0.4540	0.2738	0.5462	0.5144	0.4658	0.4599	0.5207	0.5790	0.4599
TPI	1.6369	1.5805	2.3707	2.0221	1.2277	1.7628	1.2387	1.6566	1.9928	1.7857	1.8333	2.4123	1.7628	1.2061	2.1825	2.0221	1.8092	1.7857	2.0522	2.3707	1.7857
HO	0.6945	0.6836	0.7891	0.7527	0.5927	0.7164	0.5964	0.6982	0.7491	0.7200	0.7273	0.7927	0.7164	0.5855	0.7709	0.7527	0.7236	0.7200	0.7564	0.7891	0.7200
HE	0.7000	0.7278	0.7644	0.7468	0.6136	0.7582	0.5940	0.7219	0.7653	0.7329	0.7453	0.8147	0.7063	0.6285	0.7180	0.7475	0.7276	0.7352	0.7426	0.7586	0.6946
p	0.8062	0.0898	0.3622	0.8618	0.4535	0.0938	0.9664	0.3543	0.4888	0.5919	0.4591	0.3147	0.7501	0.1289	0.0567	0.8824	0.8448	0.5327	0.6383	0.2590	0.3848

PD: power of discrimination, PIC: polymorphism information content, PE: probability of exclusion, TPI: typical paternity index, HO: observed heterozygosity, HE: expected heterozygosity, p: probability values of exact tests for Hardy-Weinberg equilibrium.