Table 1

Sociodemographic and clinical characteristics of patient with MDR-TB by secondary erythrocytosis status who attended Merhano national referral MDR-TB Hospital, Eritrea from June 2011 to January 2021

VariablesCohort groupTotalP value
ErythrocytosisNo erythrocytosis
Total number of patients31188219
Age (years) median (IQR): 38 (23), range=13–90
 35 and below1673890.366
 36–55117788
 56 and above43842
Sex
 Male2991120<0.001
 Female29799
Baseline body weight (kgs)
 <3312324<0.001*
 33–5013136149
 51–70152540
 >70235
Educational status
 No formal education253550.027*
 Primary42832
 Middle145468
 Secondary84553
 Higher education3710
Residence
 Asmara1356690.271
 Other than Asmara18130148
Altitude (metres)
 Below 750232340.249*
 750–150053237
 Above 15002199120
Comorbidity
 Yes630360.842
 No25157182
Liver injury
 Yes1153640.536
 No19129148
Renal injury
 Yes515200.163*
 No24168192
Hypothyroidism
 Yes171131300.906
 No127082
Treatment duration (months)
 Less than or equal to 6201535<0.001*
 7–1242226
 Greater than 127151158
  • *Fisher χ2 test