Table 1 Distribution of clinical and psychophysiological variables in full-term and healthy premature adolescents

From: Visual pathways functioning in healthy pre-term adolescents: Sex but not gestational age effect

 

Preterm

n = 30

Mean (SD)

Full-term

F = 34

Mean (SD)

T-test/Chi-square†

p-value

IQ

103 (12.6)

103 (13.28)

T = 0.083, p = 0.467

Age (years)

14.2 (1.6)

14.5 (1.8)

T = −0.727, p = 0.235

Male sex

21 (70%)

17 (50%)

Chi2 = 0.679, p = 0.436

Form coherence task

21.5 (4.7)

19.3 (4.8)

T = 1.810, p = 0.038

VOSP_Incomplete Letters

19.5 (0.57)

19.5 (0.66)

T = −0.328, p = 0.372

VOSP_Silhouette

18.5 (3.9)

18.9 (3.4)

T = −0.322, p = 0.374

VOSP_Object decision

16.6 (2.2)

16.7 (1.8)

T = −0.218, p = 0.414

VOSP_Progressive silhouette

10 (2.4)

9.8 (2.3)

T = 0.404, p = 0.344

Street_CA

8.4 (1.6)

8.1 (1.4)

T = 0.647, p = 0.260

Street_IA

2.2 (1.6)

2.2 (1.2)

T = −0.156, p = 0.438

  1. SD Standard deviation, CA correct answers, IA Incorrect answers, IQ Intelligence Quotient, p < 0.05 one tailed.