Skip to main content

Table 2 Source and method for item selection of the included instruments (n = 104)1)

From: A comprehensive systematic review of the development process of 104 patient-reported outcomes (PROs) for physical activity in chronically ill and elderly people

Source and method for item selection n % n %
Selection with patient input    58 55.8%
   Patients quantitative 21 20.2%   
   Patients qualitative 13 12.5%   
   Patients qualitative and quantitative 6 5.8%   
   Patients quantitative and experts qualitative 6 5.8%   
   Patients and experts qualitative 5 4.8%   
   Patients and experts quantitative 4 3.8%   
   Patients and experts qualitative, patients quantitative 3 2.9%   
Selection with expert input only    12 11.5%
   Qualitative 5 4.8%   
   Quantitative 5 4.8%   
   Quantitative and qualitative 2 1.9%   
Not reported (n = 33) and N/A (n = 1)    34 32.7%
  1. 1) For data extraction details, please see Additional file 1