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. 2021 May 27;14(4):594–599. doi: 10.4103/aer.AER_20_21

Table 3.

Incidence of difficult bag mask ventilation and its severity in both groups

Group S (n=100), n (%) Group P (n=100), n (%) 95% CI P
DBMV 19 (19.0) 37* (37.0) 0.06-0.3 0.005
Severity
 Oral airway 15 (78.9) 16 (43.2) - 0.027
 Two handed ventilation 4 (21.1) 19* (51.4)
 Supraglottic device 0 2 (5.4)

Data are expressed as n (%). CI=Confidence interval of the mean difference between both groups. *P is significant when <0.05. DBMV=Difficult bag mask ventilation