Table 2.

Distribution of each of the predictor variables with the outcome in hiccups data

Variable	Hiccups
	Yes*	No
	n = 23 (31.51%)	n = 50 (68.49%)
Hyponatremia
Yes	9 (39.13)	4 (8.00)
No	14 (60.87)	46 (92.00)
Gender
Male	23 (100.0)	46 (92.00)
Female	0 (0.00)	4 (8.00)
Renal disease
Present	5 (21.74)	7 (14.00)
Absent	18 (78.26)	43 (86.00)
Age (years): mean (SD)	51.61 (12.27)	49.34 (11.94)
Creatine (mg/dL): mean (SD)	2.23 (1.52)	1.45 (0.72)

*We only considered mild hiccups cases from the original paper