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Averages of median objective stress 180 min before lunch (all weeks combined) and (a) 1–90 min after lunch and (b) 91–180 min after lunch. Scale: 0–25 = resting state, 26–50 = low stress, 51–75 = medium stress, 76–100 = high stress. Error bars are standard deviations of the medians. Data from the subgroup of participants (n = 32).
