Table 1.

Characteristics of the Patients and the Number of Synovial MSC Transplanted.

Variable	Patient 1	Patient 2	Patient 3	Patient 4	Patient 5
Age (yr)	34	57	45	50	55
Sex	Male	Male	Male	Male	Male
Weight (kg)	73	68	76	104	69
Height (cm)	172	167	177	177	174
Body mass index	24.6	24.5	24.5	33.3	22.8
Index knee	Left	Right	Left	Right	Left
Index meniscus	Medial	Medial	Medial	Medial	Medial
Duration of symptoms	7 years	1 year	5 years	9 months	9 months
Onset of symptoms	Gradual	Gradual	Gradual	Gradual	Gradual
Kellgren–Laurence grade	1	1	0	0	1
Tear location	Middle & posterior	Middle & posterior	Middle & posterior	Middle & posterior	Middle & posterior
Tear pattern	Flap & horizontal	Flap & horizontal	Flap, longitudinal & horizontal	Flap & horizontal	Flap & horizontal
Vascularity of the torn meniscus	Avascular and vascular	Avascular	Avascular	Avascular	Avascular and vascular
Degenerative or traumatic	Degenerative	Degenerative	Degenerative	Degenerative	Degenerative
Surgical history of the opposite knee	Partial meniscectomy of MM	Partial meniscectomy of MM		Partial meniscectomy of MM
Opposite knee problem	OA, knee pain	OA, knee pain	MM extrusion and cyst, knee pain	OA, knee pain
No. of cells transplanted (million)	58	56	32	68	70

MM: medial meniscus, OA: osteoarthritis.