Table 1.

Correlations between size parameters in lower molars

Correlation	Sample size	S-statistic	p-value	rho
Length: Width, m2/m1	130	300091.2	<<0.001	0.4214
Length: Width, m3/m1	121	136839.2	<<0.001	0.6430
Length: Area, m2/m1	130	80543.3	<<0.001	0.8447
Length: Area, m3/m1	121	22257.7	<<0.001	0.9419
Width: Area, m2/m1	130	99563.7	<<0.001	0.8080
Width: Area, m3/m1	121	57711.7	<<0.001	0.8494

Pairwise Spearman Rank Correlation analysis between length, width and area values. Data used are ratios of m2/m1 and m3/m1 to control for absolute size differences.