Table 1. Patient Characteristics

First Author (year)	C* & T† Sample	Mean Age	Mean DI‡
Shin23) (2010)	C : 21T : 21	(42.76±9.59)y§(40.52±11.8)y	(7.66±8.59)y(7.12±8.58)y
Kim24) (2012)	C : 75T : 75	(46.05±13.10)y(47.95±11.11)y	(5.91±4.97)y(6.00±5.69)y
Zhu25) (2019)	C : 30T : 30	(41±12)y(41±14)y	(30.2±42.7)mth∥(30.3±31.7)mth
Cheng26) (2019)	C1 : 30C2 : 30T : 30	(49±13)y(44±16)y(47±13)y	(16.9±26.9)mth(23.1±25.1)mth(24.1±28.8)mth
Dhaliwal27) (2020)	C : 25T : 24	(60±14)y(54±13)y	NR¶
Sun28) (2022)	C : 32T : 33	(44±11)y(48±12)y	(15.8±9.6)mth(17.4±10.0)mth
Zhang29) (2022)	C : 60T : 60	41.28y44.16y	NR
Lin30) (2022)	C : 40T : 40	(42±14)y(43±15)y	(15.2±9.4)mth(15.1±9.1)mth

Control,
Treatment,
Duration of illness,
year,
month,
Not reported