Table 1. Regression analysis of in situ osteoderms.

			Correlation		Regression (OLS)				Regression (RMA)
X	Y	N	Sig	R2	Slope	LCI	UCI	Allo	Slope	LCI	UCI	Allo
Left/right averaged
AP-L	TW	97	2.58E–07	0.23	0.29	0.19	0.39	Neg	0.59	0.49	0.70	Neg
AP-L	H	93	2.20E–16	0.67	1.82	1.56	2.08	Pos	2.22	1.97	2.50	Pos
AP-L	SL	93	2.20E–16	0.85	1.21	1.11	1.31	Pos	1.31	1.21	1.42	Pos
TW	H	94	2.81E–04	0.12	1.35	0.64	2.06	Iso	3.71	3.06	4.49	Pos
TW	SL	93	1.14E–06	0.22	1.06	0.66	1.46	Iso	2.22	1.85	2.66	Pos
H	SL	92	2.20E–16	0.80	0.53	0.47	0.58	Neg	0.59	0.54	0.65	Neg
Left/right pooled
AP-L	T-W	158	2.10E–10	0.22	0.30	0.21	0.38	Neg	0.62	0.54	0.72	Neg
AP-L	H	141	2.10E–10	0.69	1.89	1.68	2.10	Pos	2.28	2.08	2.50	Pos
AP-L	SL	141	2.20E–16	0.84	1.23	1.14	1.32	Pos	1.34	1.25	1.43	Pos
T-W	H	140	1.63E–06	0.15	1.43	0.87	2.00	Iso	3.66	3.14	4.27	Pos
T-W	SL	139	7.34E–09	0.21	1.01	0.68	1.33	Iso	2.16	1.87	2.51	Pos
H	SL	141	2.20E–16	0.82	0.53	0.49	0.57	Neg	0.59	0.55	0.63	Neg
Left/right independent
Left
AP-L	T-W	57	3.50E–03	0.13	0.24	0.08	0.39	Neg	0.63	0.49	0.80	Neg
AP-L	H	48	7.47E–16	0.75	2.27	1.89	2.66	Pos	2.62	2.27	3.03	Pos
AP-L	SL	48	2.20E–16	0.86	1.34	1.18	1.50	Pos	1.45	1.30	1.62	Pos
T-W	H	48	5.66E–03	0.13	1.67	0.51	2.82	Iso	4.28	3.28	5.59	Pos
T-W	SL	48	2.91E–03	0.16	0.98	0.35	1.62	Iso	2.36	1.82	0.08	Pos
H	SL	48	2.20E–16	0.87	0.52	0.46	0.57	Neg	0.55	0.50	0.61	Neg
Right
AP-L	T-W	87	1.99E–07	0.26	0.32	0.21	0.44	Neg	0.62	0.52	0.75	Neg
AP-L	H	86	2.20E–16	0.65	1.74	1.47	2.01	Pos	2.16	1.90	2.45	Pos
AP-L	SL	86	2.20E–16	0.81	1.17	1.05	1.28	Pos	1.29	1.18	1.41	Pos
T-W	H	85	3.25E–04	0.13	1.29	0.61	1.98	Iso	3.41	2.80	4.17	Iso
T-W	SL	84	4.79E–06	0.21	0.98	0.58	1.37	Iso	2.36	1.82	3.08	Iso
H	SL	86	2.20E–16	0.79	0.53	0.47	0.59	Neg	0.60	0.54	0.66	Neg

Note:

Regression, both ordinary least squares and reduced major axis regression) based on four linear metrics, with three different treatments of bilateral data (averaged, pooled, and independent). For data see Table S1.