****************************************************************** *STATA syntax code for the computation of index* *values with the Swedish (Sun et al) value set (TTO)* ******************************************************************; gen disut_mo = . replace disut_mo = 0 if missing(disut_mo) & mobility == 1 replace disut_mo = 0.022 if missing(disut_mo) & mobility == 2 replace disut_mo = 0.026 if missing(disut_mo) & mobility == 3 replace disut_mo = 0.087 if missing(disut_mo) & mobility == 4 replace disut_mo = 0.132 if missing(disut_mo) & mobility == 5 gen disut_sc = . replace disut_sc = 0 if missing(disut_sc) & selfcare == 1 replace disut_sc = 0.019 if missing(disut_sc) & selfcare == 2 replace disut_sc = 0.056 if missing(disut_sc) & selfcare == 3 replace disut_sc = 0.113 if missing(disut_sc) & selfcare == 4 replace disut_sc = 0.159 if missing(disut_sc) & selfcare == 5 gen disut_ua = . replace disut_ua = 0 if missing(disut_ua) & activity == 1 replace disut_ua = 0.022 if missing(disut_ua) & activity == 2 replace disut_ua = 0.048 if missing(disut_ua) & activity == 3 replace disut_ua = 0.131 if missing(disut_ua) & activity == 4 replace disut_ua = 0.187 if missing(disut_ua) & activity == 5 gen disut_pd = . replace disut_pd = 0 if missing(disut_pd) & pain == 1 replace disut_pd = 0.01 if missing(disut_pd) & pain == 2 replace disut_pd = 0.047 if missing(disut_pd) & pain == 3 replace disut_pd = 0.319 if missing(disut_pd) & pain == 4 replace disut_pd = 0.442 if missing(disut_pd) & pain == 5 gen disut_ad = . replace disut_ad = 0 if missing(disut_ad) & anxiety == 1 replace disut_ad = 0.031 if missing(disut_ad) & anxiety == 2 replace disut_ad = 0.122 if missing(disut_ad) & anxiety == 3 replace disut_ad = 0.277 if missing(disut_ad) & anxiety == 4 replace disut_ad = 0.394 if missing(disut_ad) & anxiety == 5 gen disut_total = disut_mo + disut_sc + disut_ua + disut_pd + disut_ad gen EQ_index = . replace EQ_index = 1 - disut_total replace EQ_index = round(EQ_index, .001)