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. Author manuscript; available in PMC: 2022 Nov 30.
Published in final edited form as: Psychiatry Res Neuroimaging. 2021 Aug 20;317:111368. doi: 10.1016/j.pscychresns.2021.111368

Figure 1. Facial Affect Recognition Task.

Figure 1.

(a) Six task blocks depicting male or female faces expressing angry, happy, or fear emotions were interleaved with rest blocks consisting of a central crosshair for visual fixation. Each task block lasted 27.8 s followed by a 5-s gender identification block. Each rest block lasted 27.5 s. (b) Illustration of a single trial within each task block. An emotional face was presented for 50 ms followed by a neutral face mask for 167 or 183 ms followed by a completely blank screen for 291 ms. Fifty-six trials were presented in a single task block. (c) Illustration of the gender identification block, which lasted 5 s. Subjects were asked ‘What gender were the faces that you just saw? MALE – Press Thumb, FEMALE – Press Index Finger’.