Table 1.

Nepean dyspepsia index in the test and the control groups

	Study group mean (SD)	Control group mean (SD)	P value
General emotional well-being been disturbed by stomach problems	2.10 (1.07)	2.45 (1.39)	0.615
Irritable, tense or frustrated because of stomach problems	2.30 (1.13)	1.95 (1.10)	0.530
Ability to engage in things usually do for fun been disturbed by stomach problems	2.55 (1.47)	2.05 (1.32)	0.772
Enjoyment of things done usually for fun been disturbed by stomach problems	2.10 (1.33)	2.75 (1.48)	0.396
Ability to eat or drink been disturbed by stomach problems	2.15 (1.50)	2.10 (1.25)	0.726
Enjoyment of eating and/or drinking been disturbed by stomach problems	2.10 (1.25)	2.15 (1.18)	0.687
Feeling that they will always have stomach problems	2.45 (1.43)	2.00 (0.92)	0.353
Feeling of stomach problems might be due to a very serious illness.	2.05 (1.43)	1.75 (1.07)	0.289
Ability to work or study been disturbed by stomach problems	2.50 (1.70)	1.40 (1.23)	0.222
Enjoyment of work or study been disturbed by stomach problems	2.50 (1.70)	1.40 (1.14)	0.132
Total score	23.10 (8.88)	19.90 (8.23)	0.245