Table 4: Differences between baseline and post-treatment values of CISS, NPC and PFV.
| –
|
Group I |
Group II |
| Mean CISS Score |
Baseline |
27.9±4.6 |
27.7±3.9 |
| At 12th Week |
15.9±3.7 |
14.6±4 |
| Statistical Significance |
Z=1.011, p<0.05
|
| Mean NPC |
Baseline |
10±2.6 |
9.5±3.1 |
| At 12th Week |
5.1±1.6 |
4.9±1.6 |
| Statistical Significance |
Z=0.754, p<0.05
|
| Mean PFV |
Baseline |
4.2±1.5 |
4.1±1.4 |
| At 12th Week |
14.5±3.1 |
14.9±1.9 |
| Statistical Significance |
Z=1.335, p<0.05
|
Data are presented as mean ±SD; CISS: Convergence insufficiency Symptom Survey score; NPC: Near convergence point in centimeters; PFV: positive fusional vergence in prism diopters.