Table 5 Meta-analysis of risk predictors.

From: Aspiration risk prediction models in patients with nasogastric enteral nutrition: a systematic review and meta-analysis

Predictors

Included studies

heterogeneity test

effect model

Meta-analysis

I2(%)

P

 

OR (95%CI)

Z

P

Number of comorbidities

413,17,19,23

73.3

 < 0.05

Random effect

2.09[1.53,2.87]

4.58

 < 0.001

History of aspiration

713,14,17,19,21,22,23

94.2

 < 0.001

Random effect

5.38[1.96,14.75]

3.27

 < 0.001

Use of sedatives

313,17,23

0

0.547

Fixed effect

2.43[1.91,3.09]

7.20

 < 0.001

Depth of tube placement

813,15,16,17,18,20,21,23

99.1

 < 0.001

Random effect

1.89[1.05,3.41]

2.11

 < 0.05

amount of gastric residue

314,21,22

0

0.421

Fixed effect

2.15[1.54,3.01]

4.47

 < 0.001

APACHE II score

415,16,18,20

0

0.561

Fixed effect

2.72[2.51,2.94]

24.86

 < 0.001

Consciousness disturbance

615,16,17,18,19,20

81.3

 < 0.001

Random effect

2.99[2.36,3.78]

9.13

 < 0.001

Nutritional risk

515,16,18,19,20

0

0.850

Fixed effect

4.17[3.79,4.59]

29.11

 < 0.001

age

417,19,20,22

91.2

 < 0.001

Random effect

1.55[0.96,2.49]

1.80

0.072

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