Table 4 One year atropine 0.01% treatment clinical trials and studies results overview.

From: A multicenter Spanish study of atropine 0.01% in childhood myopia progression

Ethnicity

Country

Design

Recruited children (n)

Included children per group [n, (group)]*

Age (mean ± SD, years)

SE at baseline (mean ± SD, D)

AL at baseline (mean ± SD, mm)

SE change in the previous year (mean ± SD, D)

After 1 year treatment

SE change (mean ± SD, D)

AL change (mean ± SD, mm)

SE relative reduction (%)

Progression < − 0.5D (% patients)

Asian studies

Chia 2012 ATOM 2 (Phase 1)

Singapore

Clinical Trial

400

75 (A)

9.5 ± 1.5

− 4.5 ± 1.5

25.2 ± 1.0

 

− 0.43 ± 0.52

0.24 ± 0.19

 

50

0 (C)

        

Yam 2019 LAMP (Phase 1)

Hong Kong (China)

Clinical Trial

438

97 (A)

8.23 ± 1.83

− 3.77 ± 1.85

24.70 ± 0.99

− 0.81 ± 0.32

− 0.59 ± 0.61

0.36 ± 0.29

27.2

43.8

93 (C)

8.42 ± 1.72

− 3.85 ± 1.95

24.82 ± 0.97

− 0.88 ± 0.36

− 0.81 ± 0.53

0.41 ± 0.22

27.2

Wei, 2020

China

Clinical Trial

220

76 (A)

9.44 ± 1.80

− 2.52 ± 1.33

24.50 ± 0.76

 

− 0.49 ± 0.42

0.32 ± 0.19

34.2

48.7

83 (C)

9.84 ± 1.53

− 2.64 ± 1.46

24.69 ± 0.97

− 0.76 ± 0.50

0.41 ± 0.19

 

Fu, 2020

China

Clinical Trial

400

142 (A)

9.3 ± 1.9

− 2.70 ± 1.64

24.58 ± 0.74

 

− 0.47 ± 0.45D

0.37 ± 0.22

32.8

45.1

120 (C)

9.5 ± 1.4

− 2.68 ± 1.42

24.55 ± 0.71

− 0.70 ± 0.60D

0.46 ± 0.35

Non Asian studies

Larkin 2019

USA

Retrospective Multicenter

198

100 (A)

9.3 ± 2.10

− 3.1 ± 1.9

  

− 0.2 ± 0.8

   

98 (C)

9.2 ± 2.11

− 2.8 ± 1.6

− 0.6 ± 0.4

66.6

Sacchi 2019

Italy

Retrospective

102

52 (A)

9.7 ± 2.3

− 3 ± 2.23

 

− 1.20 ± 0.64

− 0.54 ± 0.61

 

55

79

50 (C)

12.1 ± 2.9

− 2.63 ± 2.68

− 0.80 ± 0.64

− 1.09 ± 0.64

50.5

Clark 2015

USA

Retrospective

60

32 (A)

10.2 ± 2.2

− 2.0 ± 1.6

  

− 0.1 ± 0.6

 

83.3

 

28 (C)

10.2 ± 2.2

− 2.0 ± 1.5

− 0.6 ± 0.4

Joachimsen 2019

Germany

Retrospective

56

56 (A)

11

− 3.85 ± 1.88

 

− 1.05 ± 0.37

− 0.40 ± 0.49

 

65

 

0 (C)

        

Pérez 2021 GTAM

Spain

Prospective Multicenter

105

92 (A)

9.76 ± 1.93

− 3.56 ± 1.12

24.57 ± 0.79

− 1.01 ± 0.38

− 0.44 ± 0.41

0.27 ± 0.20

56.43

62

0 (C)

        
  1. SE Spherical Equivalent, SD standard deviation, D diopter, AL Axial length, *A Atropine group, C Control group.