Table 1. Patient Characteristics

First Author (Year) C* & T Sample Mean Age Mean DI
Tang6) (2017) C : 30 T : 30 (38.70±12.65)y§ (41.93±10.23)y (7.71±3.73)days (7.83±4.14)days
Wang7) (2017) C : 35 T : 35 (49.6±5.3)y (50.2±5.4)y (7.6±2.3)days (7.4±2.2)days
Lian8) (2017) C : 33 T : 33 (49.09±15.78)y (48.25±16.13)y (21.56±5.07)days (20.38±4.21)days
Zhao9) (2018) C : 82 T : 81 (47.5±3.7)y (47.6±3.5)y (3.1±1.2)days (3.2±1.3)days
Yao10) (2018) B : 50 A : 50 (35.4±12.6)y (37.1±12.2)y NR NR
Tian11) (2018) C : 30 T : 30 (53.76±5.58)y (53.33±5.63)y (8.57±1.34)days (8.39±1.28)days
Xue12) (2018) C : 38 T : 38 (40.15±4.31)y (40.23±4.17)y (4.35±0.31)days (4.22±0.43)days
Ye13) (2019) C : 30 T : 30 (42.32±6.02)y (43.12±5.86)y NR NR
Lai14) (2019) C : 50 T : 50 (38.59±7.66)y (37.84±9.32)y NR NR
Jiang15) (2019) C : 30 T : 30 (55.57±3.28)y (56.24±3.14)y NR NR
Wang16) (2019) C : 70 T : 70 (49.37±2.83)y (50.89±2.47)y (4.96±1.41)days (5.32±1.63)days
Chen17) (2020) C : 41 T : 41 (36.24±12.35)y (37.15±13.02)y (10.75±3.24)days (11.36±3.73)days
Qi18) (2020) C : 34 T : 34 (46.37±5.28)y (46.59±5.13)y (14.52±3.19)days (14.29±3.57)days
Fu19) (2020) C : 43 T : 44 (35.46±2.71)y (36.05±2.24)y (5.11±0.67)days (4.96±0.85)days
Sun20) (2020) C : 37 T : 37 (46.11±9.30)y (45.90±10.12)y (16.12±2.02)days (15.91±1.93)days
Guo21) (2020) C : 44 T : 44 (64.2±1.7)y (63.6±1.3)y (11.1±1.8)days (10.8±1.1)days
Lin22) (2020) C : 30 T : 78 (46.30±13.65)y (44.91±14.47)y (5.28±3.19)days (5.43±2.93)days
Zhao23) (2020) C : 60T : 60 (44.87±11.51)y (44.53±11.62)y (5.90±4.98)days (6±4.88)days
Dong24) (2021) C : 30 T : 30 (41.75±12.39)y (40.37±8.46)y (4.56±2.22)days (4.25±1.98)days
Huang25 (2021) C : 31 T : 31 (42.07±1.23)y (42.52±1.22)y (12.66±1.34)days (12.54±1.36)days
Pan26) (2021) C : 36 T : 36 (49.9±4.9)y (49.5±4.6)y (4.72±0.71)days (4.91±0.82)days
Xia27) (2021) C : 40 T : 40 (45.05±13.58)y (46.21±14.36)y (5.93±4.74)days (5.65±5.65)days
C : Control
T : Treatment
DI : Duration of illness
y : year
NR : No reported