Table 5. Correlations between GERD symptoms (based on PGSQ-A) and quality of life.

Symptoms	Weekends score		Schooldays score
	R	p-value	R	p-value
Heartburn (PGSQ-A 1, 2, 3)	0.448	<0.001	0.393	<0.001
Regurgitation (PGSQ-A 4, 5, 6, 8)	0.285	<0.001	0.317	<0.001
Hoarseness (PGSQ-A 11)	0.192	0.018	0.166	0.041
Extraesophageal symptoms (PGSQ-A 7, 9, 10, 12)	0.388	<0.001	0.364	<0.001
Lack of appetite (PGSQ-A 13)	0.215	0.008	0.149	0.069
Sleep disturbances (PGSQ-A 14, 15)	0.296	<0.001	0.229	<0.005

GERD: gastroesophageal reflux disease, PGSQ-A: Pediatric Gastroesophageal Reflux Disease Symptom Questionnaire and Quality of Life Questionnaire.