The number of fixations per second. The mean number of fixations per second for the stimulus was 3.561 (stdev=0.765) with 3.519 (stdev=1.015) for experts and 3.596 (stdev=0.500) for novices. Having interpreted in more detail, this value was 3.351 for expert females, 3.717 for expert males, 3.505 for novice females, and 3.624 for novice males. The mean number of fixation of novices and experts slightly differed, as well as it did for females and males. Regarding to Cohen’s d effect size calculations, no significant differences emerged (Table 4).