Table 7.

Sensitivity analysis using continuous CSI-24 scores.

Variable	β	95%CI	P value
TB close-contact exposure	13.170	6.275–20.066	<0.001
Teacher-student relationship	0.143	−0.045–0.332	0.135
TB exposure × teacher-student relationship	−0.364	−0.583–-0.146	0.001
Age	0.722	−0.513–1.957	0.252
Gender	0.689	−0.579–1.957	0.287
Grade	−2.797	−3.962–-1.632	<0.001
Ethnicity	0.444	−3.696–4.584	0.833
Household registration	−0.768	−1.946–0.411	0.202
Economic status	0.187	−1.343–1.717	0.810