Effect of haemarthrosis on the rehabilitation of anterior cruciate ligament reconstruction- single bundle versus double bundle

Table 4 Quadriceps and hamstring muscle strength comparison between SB ACL and DB ACL group

Muscle testing		Normal knee		Operated knee		Deficit (%)
Muscle testing		3 months	6 months	3 months	6 months	3 months	6 months
Quadriceps (Concentric)	SB	38.26	40.36	29.73	35.24	22.32	12.7
Quadriceps (Concentric)	DB	39.32	42.34	25.91	32.66	34.12	16.8
Quadriceps (Eccentric)	SB	34.21	39.45	24.54	34.29	28.27	13.09
Quadriceps (Eccentric)	DB	36.27	40.10	22.01	32.66	39.34	18.56
Hamstrings (Concentric)	SB	18.98	23.05	15.70	21.16	17.33	8.23
Hamstrings (Concentric)	DB	21.23	25.42	17.07	22.55	19.64	11.32
Hamstrings (Eccentric)	SB	15.1	19.63	13.08	18.35	13.4	6.56
Hamstrings (Eccentric)	DB	18.46	22.31	15.72	20.31	14.88	9.80

*HUMAC/NORM Isokinetic muscle testing (torque = N/m²) at 60/60 deg/sec 3 Reps.
*In normal subjects, imbalances of 10% or less can be considered normal while differences of 10% to 20% possibly abnormal and those above 20% probably abnormal.

ISSN: 1749-799X