Before surgery

1 week after surgery

1 month after surgery

6 months after surgery

No viscoelastics group

55.24 ± 4.73

50.27 ± 5.87

51.81 ± 6.41

52.67 ± 6.28

Conventional viscoelastics group

55.89 ± 6.15

43.67 ± 7.84

44.69 ± 8.13

44.93 ± 8.12

t value

−0.262

2.132

2.174

2.385

p-value

0.796

0.015

0.021

0.032