library/classes/ClinicalTypes/PhysicalExam.php

   1 <?php
   2 // Copyright (C) 2011 Ken Chapple <ken@mi-squared.com>
   3 //
   4 // This program is free software; you can redistribute it and/or
   5 // modify it under the terms of the GNU General Public License
   6 // as published by the Free Software Foundation; either version 2
   7 // of the License, or (at your option) any later version.
   8 //
   9 require_once( 'ClinicalType.php' );
  10
  11 class PhysicalExam extends ClinicalType
  12 {
  13     const NOT_DONE_PATIENT = 'phys_exm_not_done_patient';
  14     const NOT_DONE_MEDICAL = 'phys_exm_not_done_medical';
  15     const NOT_DONE_SYSTEM = 'phys_exm_not_done_system';
  16     const FINDING_BMI_PERC = 'phys_exm_finding_bmi_perc';
  17
  18     public function getListId() {
  19         return 'Clinical_Rules_Phys_Exm_Type';
  20     }
  21
  22     public function getListType() {
  23         return "medical_problem"; // TODO this may not be the correct type for BMI icd9 codes
  24     }
  25
  26     public function doPatientCheck( RsPatient $patient, $beginDate = null, $endDate = null, $options = null )
  27     {
  28         $data = Codes::lookup( $this->getOptionId() );
  29         $type = $this->getListType();
  30         foreach( $data as $codeType => $codes ) {
  31             foreach ( $codes as $code ) {
  32                 if ( exist_lists_item( $patient->id, $type, $codeType.'::'.$code, $endDate ) ) {
  33                     return true;
  34                 }
  35             }
  36         }
  37
  38         if ( $this->getOptionId() == self::FINDING_BMI_PERC ) {
  39             // check for any BMI percentile finding
  40             // there are a few BMI codes, but it doesn't matter,
  41             // because we just want to check for any finding
  42             $query = "SELECT form_vitals.BMI " .
  43                 "FROM `form_vitals` " .
  44                 "WHERE form_vitals.BMI IS NOT NULL " .
  45                 "AND form_vitals.pid = ? " .
  46                 "AND DATE( form_vitals.date ) >= ? " .
  47                 "AND DATE( form_vitals.date ) <= ? ";
  48             $res = sqlStatement( $query, array( $patient->id, $beginDate, $endDate ) );
  49             $number = sqlNumRows($res);
  50             if ( $number >= 1 ) {
  51                 return true;
  52             }
  53         }
  54
  55         return false;
  56     }
  57 }