Table 6.

Differences in patients (mean ± SD or percentage) with and without diarrhea in the second study

Parameter	Diarrhea	No diarrhea	P value
n	12	48
Age (yr)	80.3 ± 13.4	69.8 ± 18	0.019
Gender	M: 21.6%F:17.4%	M: 78.4%F: 82.6%	NS
Hospital stay (d)	19.3 ± 10.9	9.3 ± 5.2	< 0.001
Creatinine (mg/dL)	1.2 ± 0.4	1.1 ± 0.4	NS
Albumine (mg/dL)	3.3 ± 0.5	3.6 ± 0.4	< 0.001
BMI	24.0 ± 4.0	25.9 ± 4.1	NS
Concurrent PPI treat.	75.0%	27.1%	0.005
Antibiotic treatment in history	33.3%	0.0%	0.001

NS: No significance; BMI: Body mass index.