Sociodemographic characteristics included as covariates in the final model included: age, current relationship status (married and living together; married and not living together; not currently married (ie, abandoned, divorced or separated); or widowed), ability to read (not at all, with difficulty, easily) and refugee camp.
"We looked at all the difficulties, and it simply was not going to work," Mr. Leahy said.
He added: "It is when you get into the more seedy areas of stories, which don't have any public merit at all, the difficulties start".
The 17 PROs (items listed in Additional file 1: Appendix) assess various vision-related quality of life dimensions using ratings of the following four concepts: Difficulty: e.g. " Do you have difficulty reading small print?" (No difficulty at all = 0, A little difficulty = 1, Moderate difficulty = 2, Very difficult = 3, Unable to do = 4, Don't do for reasons other than sight/not applicable = 5).
The pictures in front of you show how your breathing might feel, from no difficulty at all, to the most difficulty you can imagine.
Each item is rated on a four-point scale: (1) no difficulty at all; (2) has some difficulty; (3) needs some assistance; (4) can't do at all.
Each section consists of 6 graded responses, scored 0-5, and the total score can range from 0 (no difficulty at all) to 50 (maximal difficulty).
No difficulty at all A little bit of difficulty A moderate amount of difficulty A great deal of difficulty I cannot do these activities In the last 4 weeks, how much difficulty have you had caring for yourself, such as eating, bathing or showering, dressing, and getting around?
No difficulty at all A little bit of difficulty A moderate amount of difficulty A great deal of difficulty I cannot do these activities Do you currently have someone available who would take care of you if you wanted and needed help?
For all the difficulties at home, the fact remains that the biggest gainer from a strong America abroad is America itself.
