Critical Care Research and Practice / 2015 / Article / Tab 1

Research Article

Open and Closed Endotracheal Suctioning and Arterial Blood Gas Values: A Single-Blind Crossover Randomized Clinical Trial

Table 1

Demographic characteristics (sex, age group) in two groups (OS and CS) in initial grouping.

VariablesGroups
OS number (%)CS number (%)Total number (%) value

Sex
 Male12 (44.4)15 (55.6)27 (64.3)
 Female9 (60.0)6 (40.0)15 (23.7)
Age group (year)
 30–391 (100.0)0 (0.0)1 (2.4)
 40–492 (66.7)1 (33.3)3 (7.1)
 50–597 (58.3)5 (41.7)12 (28.6)
 60–696 (40)9 (60)15 (35.7)
 ≥705 (45.5)6 (54.5)11 (26.2)
 Total21 (100)21 (100)42 (100)

The results of the chi square test.