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Table 4 The communality value, the average and the standard deviation of each item of DEPS-R item statistics for total scale

From: Assessment of eating disorders with the diabetes eating problems survey – revised (DEPS-R) in a representative sample of insulin-treated diabetic patients: a validation study in Italy

  Item-total r Mean Standard deviation
D 1 (Losing weight is an important goal to me) 0,68 2.21 1.809
D 2 (I skip meals and/or snacks) 0.26 1.22 1.256
D 3 (Other people have told me that my eating is out of control) 0.63 1.09 1.361
D 4 (When I overeat. I don’t take enough insulin to cover the food) 0.45 1.01 1.168
D 5 (I eat more when I am alone than when I am with others) 0.54 0.88 1.286
D 6 (I feel that it’s difficult to lose weight and control my diabetes at the same time) 0.6 1.55 1.652
D 7 (I avoid checking my blood sugar when I feel like it is out of range) 0.58 0.71 1.17
D 8 (I make myself vomit) 0.58 0.04 0.246
D 9 (I try to keep my blood sugar high so that I will lose weight) 0.44 0.12 0.494
D 10 (I try to eat to the point of spilling ketones in my urine) 0.62 0.03 0.205
D 11 (I feel fat when I take all of my insulin) 0.59 0.33 0.945
D 12 (Other people tell me to take better care of my diabetes) 0.54 1.85 1.607
D 13 (After I overeat. I skip my next insulin dose) 0.58 0.12 0.416
D 14 (I feel that my eating is out of control) 0.67 1.04 1.3
D 15 (I alternate between eating very little and eating huge amounts) 0.53 0.9 1.116
D 16 (I would rather be thin than to have good control of my diabetes) 0.56 0.46 1.105