PakMediNet Discussion Forum : Medicine : sampling
sampling asa. i am nephro resident, my topic of synopsis is characterstics of cisplatin nephrotoxicity in oral cancer patients.what should be the formula for sample size? what about n = Z2 p(1-p) e2? plz do reply. dr kashif
Posted by: dr kashif Posts: 5 :: 02-01-2012 :: | Reply to this Message
Re: sampling Dear Dr Kashif, Z is confidence interval , p is proportion of the disease, e is margin of error. if you send me p i will send you sample size. Muhammad Ibrahim 0300-4668681
Posted by: ibrahim_ap Posts: 138 :: 03-01-2012 :: | Reply to this Message
Re: Re: sampling Dear IBRAHIM. kindly tell me, you wan to know the proportion of oral cancer in pakistan or world for calculating the sampe size in my synopsis named cisplatin nephrotoxicity in oral cancer patients?
Posted by: dr kashif Posts: 5 :: 12-01-2012 :: | Reply to this Message
Re: Re: Re: sampling in England 12 per 100000
Posted by: ibrahim_ap Posts: 138 :: 13-01-2012 :: | Reply to this Message
Re: sampling Kashif, where are you doing residency and from where you will collect this kind of patients?
Posted by: BVHOSPITAL Posts: 131 :: 23-01-2012 :: | Reply to this Message
Re: Re: sampling this ll be a combine effort between oncology and neohrology department, iso patients will be collected from oncology day care clinic n in patients
Posted by: dr kashif Posts: 5 :: 02-04-2012 :: | Reply to this Message