16. 0 I can't sleep as well as usual
1 I don't sleep as well as I used to
2 i wake up 1-2 hours earlier than usual and find it hard to get back to sleep
3 I wake up several hours earlier than I used to and cannot get back to sleep

17. 0 I don't get more tired than usual
1 I get tired more easily than I used to
2 I get tired from doing almost anything
3 I am too tired to do anything

18. 0 My appetite is no worse than usual
1 My appetite is not as good as it used to be
2 My appetite is much worse now
3 I have no appetite at all anymore

19. 0 I haven't lost much weight, if any, lately
1 I have lost more than five pounds
2 I have lost more than 10 pounds
3 I have lost more than 15 pounds

20. 0 I am no more worried about my health than usual
1 I am worried about physical problems such as aches and pains, or upset stomach, or constipation
2 I am very worried about physical problems, and it's hard to think of much else
3 I am so worried about my physical problems that I cannot think about anything else

21. 0 I have not noticed any recent changes in my interest in sex
1 I am less interested in sex than I used to be
2 I am much less interested in sex now
3 I have lost interest in sex completely