Table 2. The Penetrative Depth of the Nonarthritic and Degenerative Arthritic Glenoids in Enrolled Patients.

Level	Point	Penetration depth
		Group 1 (n = 38)	Group 2 (n = 14)	p-value
H1	W1	14.90 ± 2.44	13.94 ± 4.09
	W2	22.09 ± 4.88	18.51 ± 4.58
	W3	25.71 ± 4.57	21.22 ± 3.10	<0.05
	W4	28.47 ± 3.18	21.17 ± 4.04	<0.05
	W5	24.29 ± 3.68	17.70 ± 4.58	<0.05
	W6	15.94 ± 3.97	12.44 ± 3.83
	W7	10.15 ± 3.86	7.92 ± 2.71
H2	W1	9.36 ± 5.23	11.02 ± 3.81
	W2	17.40 ± 5.33	17.34 ± 6.02
	W3	23.45 ± 4.72	23.20 ± 5.54
	W4	28.43 ± 5.45	27.65 ± 4.37
	W5	30.51 ± 4.63	27.59 ± 6.43
	W6	11.88 ± 5.86	9.43 ± 2.18
	W7	7.45 ± 1.86	6.14 ± 1.57	<0.05
H3	W1	6.72 ± 1.52	5.77 ± 1.36	<0.05
	W2	14.21 ± 3.67	12.95 ± 3.67
	W3	21.34 ± 4.11	21.81 ± 4.01
	W4	27.04 ± 5.47	29.15 ± 4.47
	W5	34.38 ± 4.29	32.90 ± 4.79
	W6	14.18 ± 4.31	8.08 ± 3.42	<0.05
	W7	6.92 ± 1.94	5.64 ± 2.34	<0.05
H4	W1	7.99 ± 1.94	7.24 ± 1.99
	W2	14.31 ± 3.10	12.92 ± 2.87
	W3	21.81 ± 5.05	21.09 ± 4.61
	W4	27.10 ± 4.03	26.66 ± 3.08
	W5	33.74 ± 6.51	26.15 ± 3.48	<0.05
	W6	17.61 ± 3.83	9.55 ± 2.79	<0.05
	W7	8.24 ± 1.52	6.76 ± 1.29	<0.05
H5	W1	9.92 ± 4.13	10.32 ± 3.88
	W2	19.81 ± 6.31	18.05 ± 6.14
	W3	26.55 ± 5.53	24.49 ± 3.49
	W4	31.21 ± 5.88	26.49 ± 3.68	<0.05
	W5	30.25 ± 5.64	21.82 ± 4.37	<0.05
	W6	19.28 ± 4.86	12.80 ± 3.84	<0.05
	W7	11.08 ± 3.77	8.13 ± 3.31	<0.05

Values are presented as mean ± standard deviation.