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Table 1 Demographic characteristics and laboratory findings of the patients with NTM infections stratified by site

From: Increased isolation of nontuberculous mycobacteria among TB suspects in Northeastern, Tanzania: public health and diagnostic implications for control programmes

Demographic and risk factors Makorora HC n = 48 (%) Ngamian HC n = 128 (%) Bombo RH n = 62 (%) Muheza DDH n = 134 (%) Total n = 372
Gender
 Female 20 (41.7) 56 (43.7) 40 (64.5) 60 (44.8) 176
 Male 28 (58.3) 72 (56.3) 22 (35.5) 74 (55.2) 196
 Age: Mean (SD) 45.1 (18.9) 39.4 (17.6) 38.3 (15.6) 42.9 (16.9)  
Age groups (years)
 <20 1 (2.1) 8 (6.3) 6 (9.7) 6 (4.5) 21
 20–40 13 (27.1) 69 (53.9) 23 (37.1) 51 (38.1) 156
 40–60 22 (45.8) 29 (22.6) 27 (43.5) 57 (42.5) 135
 >60 12 (25.0) 22 (17.2) 6 (9.7) 20 (14.9) 60
Residence
 Urban 39 (81.3) 97 (75.8) 43 (69.4) 28 (20.9) 207
 Rural 9 (18.7) 31 (24.2) 19 (30.6) 106 (79.1) 165
Occupation
 Peasants 24 (50.0) 33 (25.8) 31(50.0) 68 (50.8) 156
 Housewife 11 (22.9) 16 (12.5) 18 (29.0) 24 (17.9) 69
 Business 5 (10.4) 24 (18.8) 5 (8.1) 11 (8.2) 45
 Others 8 (16.7) 55 (42.9) 8 (12.9) 31 (23.1) 102
 Prevalence of MTBC alone 5 (10.4) 29 (22.7) 15 (24.2) 36 (26.9) 85
 Prevalence of NTM alone 5 (10.4) 14 (11.0) 1 (1.6) 11 (8.2) 31
 Prevalence of MTB +NTM 0 3 (3.2) 1 (1.6) 1 (0.7) 5
Concurrent conditions
 HIV + ve 12 (25.0) 14 (10.9) 13 (30.0) 14 (10.4) 53
 HIV − ve 7 (14.6) 87 (68.0) 1 (1.6) 19 (14.2) 114
 Unknown 29 (60.4) 27 (21.1) 48 (77.4) 101 (75.4) 205
Previous TB
 Yes 9 (18.7) 33 (25.8) 1 (1.6) 16 (11.9) 59
 No 39 (81.3) 95 (74.2) 61 (98.4) 118 (88.1) 313
  1. HC health Centre, MDDH Muheza Designated District Hospital, MTBC M. tuberculosis complex, NTM nontuberculous mycobacterium