Figure 2
From: Changes in patient subjective happiness and satisfaction with cataract surgery

Patient Satisfaction and Postoperative Pittsburgh Sleep Quality Index (PSQI) Scores with and without a Posterior Subcapsular Cataract (PSC). (a) The patient satisfaction scores with and without a PSC are 4.50 ± 0.76 and 4.14 ± 0.86, respectively, and the mean score of patients with a PSC is significantly (P = 0.004) higher than without a PSC. (b) The postoperative PSQI scores with and without a PSC are 4.02 ± 2.44 and 5.04 ± 2.70, respectively. The score of patients with a PSC is significantly (P = 0.010) better than without a PSC.