Table 1.

Comparison of antibiotic use among the commercial and medium-/small-scale farmers from questionnaire survey results.

Variable	Overall Use	Commercial (Reference)	Medium-/Small-Scale	Odds Ratio (OR)	95% CI of OR
Use on sampled birds	57/118 (48.3%)	6/35 (17.1%)	51/83 (61.4%)	7.70	2.88–20.61
Prescription use	42/108 (38.9%)	27/29 (93.1%)	15/79 (19.0%)	0.02	0.00–0.08
Prophylaxis	23/119 (19.3%)	1/35 (2.9%)	22/84 (26.2%)	12.06	1.56–93.45
Growth promotion	15/119 (12.6%)	0/35 (0.0%)	15/84 (17.9%)	7.61	0.97–59.98
Knowledge of the withdrawal period	103/118 (87.3%)	32/35 (91.4%)	71/83 (85.5%)	0.55	0.15–2.10
Sale of products under treatment	14/116 (12.1%)	3/35 (8.6%)	11/81 (13.6%)	1.68	0.44–6.42

Note: Significant results in bold font.