library/classes/rulesets/Cqm/reports/common/DiabetesDenominator.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 class DiabetesDenominator implements CqmFilterIF
  10 {
  11     public function getTitle()
  12     {
  13         return "Denominator";
  14     }
  15
  16     public function test(CqmPatient $patient, $beginDate, $endDate)
  17     {
  18         // TODO how to check for these medication types?
  19         $beginMinus2Years = strtotime('-2 year', strtotime($beginDate));
  20         if (Helper::checkMed(Medication::DISP_DIABETES, $patient, $beginMinus2Years, $endDate) ||
  21             Helper::checkMed(Medication::ORDER_DIABETES, $patient, $beginMinus2Years, $endDate) ||
  22             Helper::checkMed(Medication::ACTIVE_DIABETES, $patient, $beginMinus2Years, $endDate) ||
  23             ( Helper::checkDiagActive(Diagnosis::DIABETES, $patient, $beginMinus2Years, $endDate) &&
  24                 ( Helper::checkEncounter(Encounter::ENC_ACUTE_INP_OR_ED, $patient, $beginDate, $endDate) ||
  25                   Helper::checkEncounter(Encounter::ENC_NONAC_INP_OUT_OR_OPTH, $patient, $beginDate, $endDate, array( Encounter::OPTION_ENCOUNTER_COUNT => 2 )) ) ) ) {
  26                       return true;
  27         }
  28
  29         return false;
  30     }
  31 }