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. Author manuscript; available in PMC: 2012 May 25.
Published in final edited form as: Vision Res. 2011 Mar 21;51(10):1146–1156. doi: 10.1016/j.visres.2011.03.004
All 100 trials 63 trials
2-char 4-char Statistics 2-char 4-char statistics
First fixation duration 250 249 ts < 1 249 252 ts < 1
Gaze duration 266 355 t1(31) = 7.04, p < .001, t2(99) = 15.95, p < .001. 264 357 t1(31) = 7.46, p < .001, t2(62) =12.62, p < .001.
Total time 296 403 t1(31) = 7.15, p < .001, t2(99) = 13.64, p < .001. 291 406 t1(31) = 7.51, p < .001, t2(62) = 11.30, p < .001.
Number of fixations .73 1.41 t1(31) = 17.47, p < .001; t2(99) = 28.78, p < .001 .73 1.41 t1(31) = 17.48, p < .001; t2(62) = 20.96, p < .001
First pass skip rate 33% 6% t1(31) = 11.82, p < .001; t2(99) = 18.54, p < .001 33% 6% t1(31) = 9.54, p < .001; t2(62) = 13.85, p < .001
Duration of first of multiple fixations 251 First vs second fixation
F1(1,31) = 66.29, ηp2 = .39, MSE = 487, p < .001; F2(1,99) = 69.10, ηp2 = .41, MSE = 1480, p < .001.
256 First vs second fixation
F1(1,31) = 26.98, ηp2 = .47, MSE = 724, p < .001; F2(1,62) = 54.78, ηp2 = .47, MSE = 750, p < .001.
Duration of second of multiple fixations 219 One way ANOVA
F1(2,62) = 20.72, ηp2 = .40, p <.001, MSE = 450; F2(2,198)=31.54, ηp2 = 0.24, p < .001, MSE = 1174.
221 One way ANOVA
F1(2,62) = 14.09, ηp2 = .31, p <.001, MSE = 782; F2(2,124)=34.70, ηp2 = 0.36, p < .001, MSE = 691.
Duration of single fixation 246 Single vs second fixation
F1(1,31) = 19.90, ηp2 = .39, MSE = 1151, p < .001; F2(1,99) = 43.58, ηp2 = 0.31, MSE = 2738, p < .001,
249 Single vs second fixation
F1(1,31) = 18.78, ηp2 = .38, MSE = 683, p < .001; F2(1,62) =49.29, ηp2 = 0.45, MSE = 608, p < .001,
Saccade length into target word 3.46 3.50 ts<1 3.50 3.55 ts<1
Saccade length out of target word 3.01 3.29 t1(31) = 6.06, p < .001; t2(99) = 2.69, p <. 001 3.00 3.25 t1(31) = 4.24, p < .001; t2(62) = 2.33, p <. 05