Methods

Total images

r

Mean error (mm)

Error range (95% CI) (mm)

Time (sec)

BPD methods

Pathak et al. [14] a

10

0.997

0.8

−1 to 2.6b

0.3

Hanna and Youssef [11]

-

0.994

-

-

-

Lu et al. [12]

203

0.997a

-

-

1.6

Carneiro et al. [10]

300

0.985

2.7

−3.1 to 8.6b

0.5

FL methods

Thomas et al. [15]

24

0.999

-

-

600

Carneiro et al. [10]

300

0.982

1.5

−2.3 to 5.3b

0.5

Mukherjee et al. [13]

90

0.94

-

-

8

Wang [16]

90

-

1.72

−7.7 to 11.1b

2.3