<prompt> Translate the following text to EnglishTofauti na uchambuzi wa muda mrefu uliopita, utafiti huu uligundua baadhi ya ushirika kati ya vifo na ozoni lakini uligundua matokeo yasiyo ya usawa kwa viashiria vya PM.  <response>: Unlike previous long-term analyses, this study found some associations between mortality and ozone but found inconsistent results for PM indicators. 