Table 3.

Analysis of the association between hypocalcemia and mechanical ventilation or exitus.

Outcome	Odds Ratio [confidence interval]	Serum Calcium p value
Mechanical ventilation	2.563 [1.48–4.42]	<0.001
Exitus	1.83 [1.23–2.72]	0.003

Odds ratio and Mann–Whitney U test have been employed. Statistical significance at p < 0.05.