Man pages for jackwasey/icd9
Tools for Working with ICD-9 Codes, and Finding Comorbidities
| ahrqComorbid | AHRQ comorbidities |
| ahrqComorbidAll | AHRQ comorbidities, with HTN, CHF and renal failure subgroups |
| convert | Convert ICD9 codes between formats and structures. |
| elixComorbid | Elixhauser comorbidities |
| elixComorbidNames | Comorbidity names |
| expandRangeWorker | expand range worker function |
| factor_ | Fast Factor Generation |
| fastIntToString | fast convert integer vector to character vector |
| generateSysData | Generate sysdata.rda |
| icd9AddLeadingZeroes | Add leading zeroes to incomplete ICD codes |
| icd9Billable | list of annual versions of billable leaf nodes of ICD-9-CM |
| icd9Chapters | ICD-9-CM chapters |
| icd9ChaptersToMap | convert the chapter headings to lists of codes |
| icd9Charlson | Calculate Charlson Comorbidity Index (Charlson Score) |
| icd9Children | Expand ICD-9 codes to all possible sub-codes |
| icd9Comorbid | find comorbidities from ICD-9 codes. |
| icd9ComorbidDfToMat | convert matrix of comorbidities into data frame, preserving... |
| icd9ComorbidMatToDf | convert matrix of comorbidities into data frame, preserving... |
| icd9Condense | Condense ICD-9 code by replacing complete families with... |
| icd9Count | count ICD codes or comorbidities for each patient |
| icd9DiffComorbid | show the difference between two comorbidity mappings |
| icd9DropLeadingZeroes | drop zero padding from decimal ICD-9 code. |
| icd9ExpandMinor | expand decimal part of ICD-9 code to cover all possible... |
| icd9ExpandRange | take two ICD-9 codes and expand range to include all child... |
| icd9Explain | explain ICD9 codes |
| icd9ExtractAlphaNumeric | extract alphabetic, and numeric part of icd9 code prefix |
| icd9FilterInvalid | Filter ICD-9 codes by invalidity. |
| icd9FilterPoa | Filters data frame based on present-on-arrival flag |
| icd9FilterValid | Filter ICD-9 codes by validity. |
| icd9GetChapters | get ICD-9 Chapters from vector of ICD-9 codes |
| icd9GetMajor | Get major (three-digit) part of ICD-9 codes |
| icd9GetValid | invalid subset of decimal or short ICD-9 codes |
| icd9GuessIsShort | guess whether short or long |
| icd9Hierarchy | ICD9-CM diagnosis code lookup |
| icd9InReferenceCode | match ICD9 codes |
| icd9IsA | test whether elements of vector begin with V, E (or any other... |
| icd9IsBillable | Determine whether codes are billable leaf-nodes |
| icd9IsN | do codes belong to numeric, V or E classes? |
| icd9IsReal | Check whether ICD-9 codes exist |
| icd9IsValid | check whether ICD-9 codes are syntactically valid |
| icd9IsValidMapping | validate an icd9 mapping to comorbidities |
| icd9LongToWide | convert ICD data from long to wide format |
| icd9-package | Tools for Working with ICD-9 Codes, and Finding Comorbidities |
| icd9PoaChoices | present-on-admission flags |
| icd9RandomShort | generate random short-form icd9 E codes |
| icd9ShortToDecimal | Convert ICD-9 codes between short and decimal forms |
| icd9Sort | sort short-form icd9 codes |
| icd9VanWalraven | Calculate van Walraven Elixhauser Score |
| icd9WideToLong | convert ICD data from wide to long format |
| logicalToBinary | encode TRUE as 1, and FALSE as 0 (integers) |
| parseAhrqSas | parse AHRQ data |
| parseElix | Generate Elixhauser comorbidities |
| parseIcd9Chapters | Read higher-level ICD-9 structure from a reliable web site |
| parseLeafDescriptionsAll | get billable codes from all available years |
| parseLeafDescriptionsVersion | read the ICD-9-CM description data as provided by the Center... |
| parseQuanDeyoSas | parse original SAS code defining Quan's update of Deyo... |
| parseRtfFifthDigitRanges | parse a row of RTF source data for ranges to apply fifth... |
| parseRtfLines | parse a character vector containing RTF strings |
| parseRtfYear | parse RTF description of entire ICD-9-CM for a specific year |
| quanDeyoComorbid | Quan adaptation of Deyo/Charlson comorbidities |
| quanElixComorbid | Quan adaptation of Elixhauser comorbidities |
| randomShortIcd9 | genereate random short icd9 codes |
| sasDropOtherAssignment | drop superfluous assignment name when the name is already... |
| sasExtractLetStrings | extract quoted or unquoted SAS string definitions |
| sasFormatExtract | extract assignments from a SAS FORMAT definition. |
| sasParseAssignments | get assignments from a character string strings. |
| stripRtf | Strip RTF |
| strMultiMatch | return the actual matches from a bracketed regex |
| vermont_dx | de-identified data from public Vermont source for 2013 |
| zip_single | unzip a single file |
