Table 3.

Gastrointestinal symptoms in 51 patients with myotonic dystrophy

	Symptom present			Symptom present more than once a week
	Patients (51)	Controls (40)	P	Patients (51)	Controls (40)	P-value*
Dysphagia	23	6	0.002	12	0	0.001
Coughing while eating	19	7	0.038	9	0	0.005
Choking	5	1	0.16	2	0	0.21
Need to clear throat	6	0	0.025	5	0	0.041
Heartburn	22	15	0.59	5	1	0.16
Regurgitation	10	8	0.92	3	0	0.12
Nausea	18	4	0.005	9	1	0.022
Vomiting	12	0	0.001	8	0	0.009
Early satiety	10	1	0.013	9	0	0.005
Abdominal pain	30	7	0.001	15	3	0.009
Anal incontinence	13	0	0.001	6	0	0.025

^*χ²-test.