Table 3.

Meta-analysis results of adverse effects.

Adverse events	RR (95% CI)	p-value
Allergy to chemicals	0.53 (0.13, 2.17)	0.380
Burning sensation	0.68 (0.30, 1.52)	0.346
Dysgeusia	5.48 (0.71, 41.97)	0.102
Gastrointestinal disorders	1.17 (0.74, 1.83)	0.500
Increase in blood sugar levels	2.57 (0.28, 23.75)	0.405
Oral candidiasis	1.97 (0.67, 5.83)	0.219
Oral fungal infection	3.31 (0.57, 19.33)	0.183
Skin rashes	1.79 (0.39, 8.14)	0.451
Salivary hypersecretion	1.37 (0.40, 4.64)	0.617