Fig. 4From: An evaluation of the efficacy of a supplemental computer-based tutorial to enhance the informed consent process for cataract surgery: an exploratory randomized clinical studyTrade-off times in categories of one minute; 32.4% were not willing to trade time (trade-off time 0 s), 67.6% were willing to trade time, one patient was willing to trade 15 min (not shown in bar chart), n = 34Back to article page