Table 1

Pretreatment characteristics of treatment groups

M malmoense (n=106)MAC (n=75)M xenopi (n=42)All three species (n=223)
RE (n=52)REH (n=54)RE (n=37)REH (n=38)RE (n=22)REH (n=20)RE (n=112)REH (n=111)
Sex (M/F)34/2029/2421/1619/1918/414/671/4163/48
Mean (SD) age (years)57.2 (14.1)58.4 (13.4)63.4 (13.7)65.1 (11.2)66.9 (8.5)62.6 (13.7)61.3 (13.4)61.6 (13.0)
Previous lung disease(s)3127212514146666
Reduced immunity 7 7 1 5 5 61318
Exposure to dust1110 4 8 4 31921
BCG 6 7 3 4 0 1 912
Direct smear +ve2833212113136267
Cavitation4038212519158078
⩾ 3 zones14141311 8 73532
Other pulmonary diseases on chest radiograph2926182214136161
  • RE = rifampicin + ethambutol; REH = rifampicin + ethambutol + isoniazid.