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Table 5 Comparison between prelingual and postlingual according to scaled scores of TOMAL-2 test

From: Evaluation of working memory in relation to cochlear implant consonant speech discrimination

Scores on TOMAL–2 test Prelinguals (n = 20) Postlinguals (n = 20) Test of sig. P
MFS     
 Min.-max. 1.0-9.0 1.0-15.0 U = 172.0 0.461
 Mean ± SD. 4.70 ± 2.47 5.60 ± 3.20
 Median (IQR) 4.0 (3.0-7.0) 5.0 (3.50-7.0)
WSR     
 Min.-max. 1.0-15.0 2.0-14.0 U = 175.50 0.512
 Mean ± SD. 6.85 ± 4.28 7.45 ± 3.03
 Median (IQR) 6.0 (4.0-9.50) 7.0 (6.0-9.50)
OR     
 Min.-max. 1.0-11.0 1.0-13.0 U = 157.0 0.253
 Mean ± SD. 4.70 ± 2.96 6.05 ± 3.71
 Median (IQR) 4.50 (1.50-7.0) 6.50 (3.0-9.0)
PR     
 Min.-max. 1.0-16.0 1.0-14.0 U = 174.0 0.495
 Mean ± SD 5.35 ± 5.27 5.45 ± 3.68
 Median (IQR) 3.50 (1.0-7.50) 4.50 (2.50-8.0)
DF     
 Min.-max. 2.0-11.0 1.0-14.0 U = 178.0 0.565
 Mean ± SD 6.15 ± 2.30 6.85 ± 3.39
 Median (IQR) 6.0 (5.50 – 7.50) 7.0 (5.0-9.0)
LF     
 Min.-max. 3.0-12.0 2.0-15.0 t = 1.831 0.075
 Mean ± SD. 6.75 ± 2.24 8.40 ± 3.35
 Median (IQR) 7.0 (5.0-8.0) 8.0 (6.0-10.0)
DB     
 Min.-max. 1.0-12.0 1.0-16.0 U = 103.50* 0.008*
 Mean ± SD. 4.95 ± 4.05 8.30 ± 3.40
 Median (IQR) 3.50 (1.0 – 8.0) 8.0 (6.0 – 9.50)
LB
 Min.-max. 2.0-12.0 2.0-15.0 U = 127.0* 0.049*
 Mean ± SD. 6.50 ± 3.14 8.25 ± 2.77
 Median (IQR) 6.0 (4.0-8.50) 8.0 (6.50-9.50)
MFSD
 Min.-max. 1.0-10.0 3.0-14.0 U = 124.0* 0.040*
 Mean ± SD. 4.55 ± 2.52 6.65 ± 3.05
 Median (IQR) 4.0 (3.0-6.0) 7.0 (3.50-8.50)
WSRD
 Min.-max. 1.0-14.0 1.0-12.0 U = 188.50 0.758
 Mean ± SD. 8.05 ± 4.27 7.90 ± 3.31
 Median (IQR) 8.0 (5.50-12.0) 8.0 (6.50-10.50)
  1. t Student t test U: Mann Whitney test
  2. p p value for comparing between the two studied groups
  3. *Statistically significant at p ≤ 0.05