out heast ▁Asian ▁origin , ▁used ▁as ▁a ▁bar bec ue ▁rub , ▁as ▁well ▁as ▁for ▁other ▁cul inary ▁purposes . ▁Sat ay ▁sau ce ▁- ▁a ▁pe an ut - based ▁sau ce ▁of ▁S out heast ▁Asian ▁origin . ▁Inform ally ▁referred ▁to ▁as ▁a ▁Chinese ▁bar bec ue ▁sau ce . <0x0A> </s> ▁S urg ical ▁Care ▁Aff ili ates , ▁Inc . ▁( S CA ), ▁is ▁one ▁of ▁the ▁largest ▁prov iders ▁of ▁out pat ient ▁surg ery ▁in ▁the ▁United ▁States . ▁Based ▁in ▁De er field , ▁Illinois , ▁the ▁company ▁has ▁a ▁network ▁of ▁ 2 1 0 ▁amb ul atory ▁surg ery ▁cent ers ▁( ASC s ) ▁in ▁ 3 5 ▁states ▁performing ▁ 1 ▁million ▁procedures ▁a ▁year . ▁Since ▁March ▁ 2 0 1 7 , ▁the ▁company ▁is ▁part ▁of ▁Opt um . ▁▁ ▁S CA ▁creates ▁partners hips ▁between ▁health ▁plans , ▁phys ician ▁groups , ▁and ▁health ▁systems , ▁to ▁ac quire , ▁develop ▁and ▁optimize ▁surg ical ▁facilities . ▁S CA ' s ▁affili ated ▁phys icians ▁provide ▁a ▁range ▁of ▁surg ical ▁services , ▁including ▁orth oped ics , ▁o ph th alm ology , ▁g astro enter ology , ▁pain ▁management , ▁ot ol ary ng ology ▁( ear , ▁nose ▁and ▁thro at , ▁or ▁EN T ), ▁u ro log y , ▁sp ine , ▁card i ology , ▁and ▁gy ne col ogy , ▁as ▁well ▁as ▁other ▁general ▁surg ery