P-value

t-test*

Groups of patients

Endothelial cell count

Group B = 49

Group A = 47

0.734 NS

0.342

2193.7 ± 384.8

1514 - 2519

2157.7 ± 361.8

1560 - 2874

Pre-operative

Mean SD

Range

0.995 NS

0.01

2129.6 ± 360.9

1440 - 2803

2128.9 ± 356.5

1555 - 2845

Post-operative

Mean ± SD

Range

0.002 S

3.29

64.5 ± 47.6

11 - 200

28.7 ± 26.6

2 - 108

Level of difference

Mean ± SD

Range

0.001 S

3.25

2.8 ± 1.9

0.5 - 8.3

1.28 ± 1.2

0.1 - 5

Percent of change

Mean ± SD

Range