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Table 1 Association of fundus exam with SD-OCT findings

From: Spectral domain oct for screening of macular diseases prior to multifocal intraocular lens implantation

Fundus exam result

SD-OCT results

Total

P

Normal

Abnormal

Normal

306 (75,56%) (94,15%)

19 (4,69%) (5,85%)

325 (80,25%) (100%)

0,0001

Abnormal

36 (8,89%) (45%)

44 (10,86%) (55%)

80 (19,75%) (100%)

 

Total

342 (84,44%) (84,44%)

63 (15,56%) (15,56%)

405 (100%) (100%)

 
  1. Source: The author
  2. I—P: P-value of the Chi-square test of independence (for independent samples). If P < 0.05 then significant association
  3. II—Observation 1: The Mc Nemar Test (for paired samples) was also performed. As a result, Chi2 = 4.65 and P = 0.03210. Therefore, it is observed that in both tests performed there was a significance
  4. III—Observation 2: The percentages in the lower row were calculated taking into account the totals in the row. The percentages in the top row were calculated taking into account the grand total of the table