Table 1

Study characteristics

Study designStudy periodPopulation characteristics (age and gender)Patients with myeloma (total)Outcome measure
(interval)
Friese et al (USA)8
 Retrospective analysis1992–2002Mean age 76.3 years
46% males
3831Diagnostic
Howell et al (UK)31
 Survey2004–2011Median age 69.9 years
66.9% males
341Patient
diagnostic
Time to diagnosis
Lyratzopoulos et al (UK)26
 Audit data2009–2010Not reported176Primary care
Varga et al (Hungary)29
 Retrospective analysisNot reportedMedian age 60 years
50% males
193Diagnostic
Neal et al (UK)25
 Retrospective analysis2001–2002Mean age 72 years
53% males
221Diagnostic
Din et al (UK)24
 Retrospective analysis2007–2010Median age 72 years
56% males
500Diagnostic
Lyratzopoulos et al (UK)27
 Audit data2009–2010Not reported124Patient
Goldschmidt et al (Israel)30
 Retrospective analysis2002–2011Median age 63 years
53% males
107* Diagnostic
Swann et al (UK)28
 Audit data2014Not reported202Primary
diagnostic
  • *The total sample size for this study was 110 patients out of which seven were diagnosed with plasmacytoma. The analysis was conducted on 107 patients that had complete data.