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Significant correlation was found between natural head posture and angle SNA, SNB, SN/MP, N S PNS, NSU, NSGn, ANS PNS Gn, NSH( P SNA、SNB、SN/MP、N S PNS、NSU、NSGn、ANS PNS Gn、NSH等变量与头位变量间有显著的相关性 ;