UWORLD CHARTS By HRADM ADM Edited by My beloved sister Edited by My beloved sister INDEX Biostatistics............................... Biostatistics................. ............................ ............................. ................. 1 Cardiology............................. Cardiology........................................... ............................. ..................... ...... 9 Dermatology.............................. Dermatology................ ............................. ............................. .............. 43 Endocrinology............................. Endocrinology............... ............................. ........................... ............ 51 Gastroenterology.................................. Gastroenterology.................... ............................ ................. ... 83 Hematology & Oncology............ Onco logy........................... .......................... ........... 113 Infectious Diseases............................ Diseases........................................... .................. ... 133 Multiple Systems.............................. Systems............................................ .................... ...... 163 Nephrology.............................. Nephrology............... ............................. ............................. ............... 173 Neurology.............................. Neurology............................................ ............................. ................. .. 195 Ophthalmology & ENT........................................ ENT.......................................... 217 2 17 Pulmonology........................... Pulmonology............. ............................ ............................. ............... 225 Rheumatology............................. Rheumatology............... ............................. ......................... .......... 247 Obstetrics & Gynecology.................................... Gynecology.................................... 275 Pediatrics............................... Pediatrics............................................. ............................. ................. .. 317 Psychiatry................................ Psychiatry.................. ............................. ............................. .............. 389 Surgery................................ Surgery.............................................. ............................. ................... .... 415 1 BIOSTATISTICS 2 3 Common types of systematic erors statistical studies Inappropriate selection o poor retention of study subjcs • Asceainment Asceainment (sampling) bas: bas: Sudy u u dr dr f f r u du rd hd • Nonrespo Nonresponse nse bias: bias: Hh r r uy/qur u r rd dr wy f d election biases • Bekson bias bias D ud udd d u y h- h-d d y d ru l r u • Pevaenc Pevaence e (Nema (Neman n bias: bias: E Eur ur h h h h f f d u udy dd h d rly r r • Atttion Atttion bas: bas: S S f udy udy y u u f h fwu dr y fr uj Inaccurate measurement or assicaion of disease, disease, exposure o other varabe • Recal Recal bias: bias: C ud, ud, uj uj wh wh u u r r y rr xur h uj Obseational bases • Obsee Obsee bias bias:: y y d d du dd ddu u dr r r d x rrd ud udr xu xu hr • Repong bas: Su r udr du r z • eillan eillance ce (etecti (etection) on) bias: k r f f u rd rd xd ru r uxd u whh r r r f d d ©UWord Mode Negave skewed Mean Median Mode Me Noal dstbuton Posi1ey sewd Correlation coefciet ., . ·• No -� -1.0 0.5 Stng - Stng - Weak ©Ud 05 � •.•.-� -� ; · +1. Weak Sg 4 5 6 7 8 9 CARDIOLOGY 10 11