27 December 2021 : Clinical Research
A Comparative Study of the Clinical Efficacy and Safety of Pneumatic Trabeculoplasty and Selective Laser Trabeculoplasty for Patients with Primary Open-Angle Glaucoma or Ocular Hypertension
Yanling Song1ACE, Qiujie Song1ADG*, Yanhui Qin1BD, Jinfeng Xu1CF, Ping Chen1DF, Hong Li1CD, Wenjie Han1BFDOI: 10.12659/MSM.933454
Med Sci Monit 2021; 27:e933454
Table 2 Changes of anterior chamber angle opening range before and after surgery (χ̄±s, degree).
| Time | PNT group (n=60) | SLT group (n=60) | Comparison of before and after operation of PNT group | Comparison of before and after operation of SLT group | Comparison between PNT group and SLT group | |||
|---|---|---|---|---|---|---|---|---|
| t1 | P1 | t2 | P2 | t2 | P3 | |||
| 2 h before operation | 28.73±1.31 | 28.75±1.61 | 1.354 | 0.574 | ||||
| 1 w after operation | 31.01±1.05 | 26.31±2.07 | 4.347 | 0.003 | 8.42 | 0.000 | 10.296 | 0.000 |
| 2 w after operation | 30.68±1.47 | 27.15±2.23 | 5.514 | 0.001 | 6.71 | 0.000 | 8.357 | 0.000 |
| 1 m after operation | 29.80±1.29 | 28.33±2.19 | 7.036 | 0.000 | 1.93 | 0.631 | 4.075 | 0.005 |
| 3 m after operation | 29.21±1.17 | 28.81±2.74 | 6.557 | 0.000 | 2.07 | 0.815 | 3.498 | 0.012 |