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Table 2 Latent tuberculosis patients completing INH treatment, stratified by type of follow-up

From: House calls by community health workers and public health nurses to improve adherence to isoniazid monotherapy for latent tuberculosis infection: a retrospective study

  Home follow-upaN=986 Clinic follow-upbN=2932  
Patient characteristic Completedc (%)d Completed (%) p-valuee Risk ratiof
All patients 887 (90.0) 2147 (73.2) <0.001g 1.23
Female 500 (91.1) 1068 (72.8) 0.99 1.25
Age categories:      <0.001  
 Age<6 135 (95.7) 129 (92.1)   1.04
 Age 6 to <18 258 (93.1) 813 (84.1)   1.11
 Age 18 to <35 347 (87.0) 685 (63.1)   1.38
 Age 35 and older 147 (87.0) 520 (70.3)   1.24
Place of birth:      <0.001  
 Latin America 526 (88.9) 1124 (71.5)   1.24
 Asia 227 (93.4) 652 (77.9)   1.20
 USA 66 (88.0) 185 (69.0)   1.28
 Africa 21 (95.5) 34 (70.8)   1.35
 Europe 19 (95.0) 66 (80.5)   1.18
 Unknown 28 (82.4) 86 (69.4)   1.19
Patient referral reason:      <0.001  
 Correctional/rehabilitationh 7 (77.8) 106 (46.9)   1.66
 TST converters/TB contactsi 199 (90.5) 177 (77.3)   1.17
 Postpartum women 51 (86.4) 94 (55.6)   1.55
 TST+j from screening 630 (90.3) 1770 (76.9)   1.17
Prescribed 9 months isoniazidk 508 (91.5) 1226 (76.9) <0.001 1.19
  1. aPatients assigned home-based follow-up with community health workers and public health nurses.
  2. bPatients with only clinic-based follow-up.
  3. cCompleted at least 6 months of isoniazid.
  4. dPercentage of number completed over total number in category, listed in Table 1.
  5. eCochran-Mantel-Haenszel test except as noted, all p-values adjusted for multiple comparisons.
  6. fUnadjusted “risk” ratio of completing treatment of home versus clinic follow-up for each patient category.
  7. gChi-square test.
  8. hPatients from correctional and drug and alcohol rehabilitation facilities.
  9. iRecent tuberculin skin test converters and household contacts to active tuberculosis cases.
  10. jTST+: Tuberculin skin test positive.
  11. kPrescribed 9 months instead of 6 months of isoniazid.