Table 3.

Presentation of data on tendon dimensions and properties, and antagonist cocontraction

Variable	Baseline (wk 0)				Posttraining (wk 8)				Detraining 1 (wk 10)				Detraining 2 (wk 12)
	MTCS	MTCL	MTCX	CON	MTCS	MTCL	MTCX	CON	MTCS	MTCL	MTCX	CON	MTCS	MTCL	MTCX	CON
PT length (mm)	52.3 ± 4.7	53.1 ± 5.3	50.5 ± 5.1	49.8 ± 4.4	52.0 ± 4.4	53.9 ± 5.4	50.8 ± 4.9	49.2 ± 5.1	52.1 ± 4.5	54.1 ± 5.4	51.3 ± 5.1	49.0 ± 4.9	52.0 ± 4.4	53.8 ± 5.0	50.9 ± 4.7	50.5 ± 5.6
PTCSA (mm2)
25%	67 ± 11	69 ± 14	71 ± 11	70 ± 8	69 ± 12	76 ± 18	74 ± 15	71 ± 8	67 ± 14	74 ± 18	75 ± 12	70 ± 8	68 ± 8	73 ± 16	70 ± 14	71 ± 10
50%	70 ± 9	78 ± 13	69 ± 13	73 ± 10	74 ± 15	83 ± 13	75 ± 16	72 ± 12	74 ± 10	82 ± 13	73 ± 11	71 ± 13	71 ± 10	82 ± 12	73 ± 15	72 ± 12
75%	74 ± 18	69 ± 15	73 ± 15	71 ± 12	77 ± 15	71 ± 25	78 ± 17	71 ± 12	75 ± 17	77 ± 13	77 ± 16	72 ± 11	73 ± 16	77 ± 13	75 ± 15	71 ± 15
Max flexion RMS-EMG (V)	0.55 ± 0.30	0.50 ± 0.23	0.69 ± 0.42	0.72 ± 0.35	0.48 ± 0.24	0.47 ± 0.23	0.57 ± 0.18	0.70 ± 0.38	0.47 ± 0.37	0.35 ± 0.25	0.52 ± 0.30	0.70 ± 0.47	0.48 ± 0.31	0.43 ± 0.23	0.67 ± 0.33	0.73 ± 0.38
Cocontraction RMS-EMG (mV)	0.046 ± 0.024	0.058 ± 0.050	0.044 ± 0.015	0.052 ± 0.019	0.050 ± 0.037	0.045 ± 0.040	0.046 ± 0.030	0.047 ± 0.018	0.047 ± 0.028	0.043 ± 0.026	0.054 ± 0.027	0.049 ± 0.020	0.045 ± 0.032	0.046 ± 0.035	0.054 ± 0.032	0.052 ± 0.014
PT stiffness (N mm−1)	916 ± 441	837 ± 379	765 ± 242	997 ± 258	1221 ± 5941	1124 ± 4711	1167 ± 3531	1014 ± 218	1115 ± 5301	1206 ± 5031	1070 ± 3461	1024 ± 222	1024 ± 439	1043 ± 4281	989 ± 3441	1011 ± 231
Δ Relative stiffness (%)	–	–	–	–	35 ± 61	43 ± 111,2	50 ± 181,2	2 ± 3	23 ± 121	54 ± 161,2	43 ± 171,2	3 ± 3	14 ± 8	35 ± 141,2	32 ± 111,2	2 ± 3
Δ Relative stiffness 2kN (%)	–	–	–	–	38 ± 191	43 ± 141	51 ± 301	1 ± 3	17 ± 181	51 ± 191,2	31 ± 171,2	2 ± 3	14 ± 14	33 ± 161,2	38 ± 181,2	1 ± 3
Young's modulus (GPa)	0.83 ± 0.09	0.74 ± 0.09	0.78 ± 0.10	0.89 ± 0.14	1.10 ± 0.12	0.99 ± 0.11	1.15 ± 0.11	0.92 ± 0.11	1.02 ± 0.101	1.03 ± 0.11	1.11 ± 0.12	0.93 ± 0.14	0.91 ± 0.05	0.91 ± 0.13	1.02 ± 0.14	0.95 ± 0.16
Δ Relative Young's modulus (%)	–	–	–	–	36 ± 71	33 ± 51	48 ± 61,2	3 ± 3	23 ± 71	40 ± 51,2	42 ± 121,2	3 ± 5	13 ± 21	24 ± 131,2	31 ± 131,2	6 ± 6

Values are mean ± SD. PT, patella tendon.

¹Significantly different from baseline (P < 0.05).

²Significantly different to MTCS (P < 0.05).