Fig 1.
CONSORT flow diagram.
Fig 2.
Overview of the study procedures.
Table 1.
Patient characteristics of study participants by intervention and control group.
Table 2.
Association between quality of sputum sample and patient characteristics, according to intervention (exposure to sputum submission instruction video, n = 100) or control group (standard care, n = 100).
Fig 3.
Sputum smear positive microscopy results in the intervention (exposure to the sputum submission instruction video) and control group (standard of care), overall and stratified by sex.
Numbers on the bars indicate absolute number of patients.
Fig 4.
Quantitative grading scale of sputum smear microscopy results in the intervention (exposure to the sputum submission instruction video) and control group (standard of care).
Numbers on the bars indicate absolute number of patients. Overall P value across groups was <0.0001.
Fig 5.
Sputum volume in the intervention (exposure to the sputum submission instruction video) and control group (standard of care).
Numbers on the bars indicate absolute number of patients. Overall P value across groups was <0.0001.