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Table 1 The characteristics of the included randomized controlled trials comparing pressure-controlled ventilation with volume-controlled ventilation

From: Comparison of pressure-controlled ventilation with volume-controlled ventilation during one-lung ventilation: a systematic review and meta-analysis

     

Ventilator settings

 

Study and year

ASA

Patients

(n)

Surgery

Tidal Volume

Target CO2

I:E ratio

Inspiratory pause

FiO2

PEEP (cmH2O)

RM

Timing of RM

PCV

VCV

Kg

Al Shehri [29] 2014

II-III

PCV-VCV

14

Thoracotomy for lung disease

6 ml/kg

6 ml/kg

PBW

PaCO235-45 mmHg

1:2.5

N/D

0.5

5

Yes

At every 30 min

VCV-PCV

14

ErenOngur [27] 2010

I-II

PCV-VCV

15

Thoracotomy for lung disease

6–7 ml/kg

6 –7 ml/kg

TBW

PaCO235 –45 mmHg

N/D

N/D

0.5

0

Yes

Before returning to TLV

VCV-PCV

15

Montes [21] 2010

I-III

PCV-VCV

21

Thoracotomy for lung disease

6 ml/kg

6 ml/kg

TBW

ETCO225 –30 mmHg

1:3

10%

1.0

5

No

 

VCV-PCV

20

Pardos [26] 2009

N/D

PCV

55

Thoracotomy for lung disease

8 ml/kg

8 ml/kg

TBW

PaCO235 –40 mmHg

1:2

15%

1.0

5

Yes

At 20 min after OLV

VCV

55

Tugrul M [18] 1997

I-III

PCV-VCV

24

Thoracotomy for lung disease

10 ml/kg

10 ml/kg

TBW

PaCO234 –45 mmHg

1:3

10%

1.0

0

No

 

VCV-PCV

24

Unzueta MC [28] 2007

II-III

PCV-VCV

29

Thoracotomy for lung disease

9 ml/kg

9 ml/kg

TBW

ETCO230 –35 mmHg

1:2

0.9 s

1.0

0

No

 

VCV-PCV

28

  1. The respiratory rate was adjusted to maintain PaCO2 or ETCO2
  2. ASA American Society of Anesthesiologists’ classification, (n) number of cases, PCV pressure-controlled ventilation, VCV, volume-controlled ventilation, I:E ratio the inspiratory to expiratory time ratio, FiO 2 fraction of inspired oxygen, PEEP positive end-expiratory pressure, RM recruitment maneuver, PBW predicted body weight, PaCO 2 partial pressure of carbon dioxide, ETCO 2 end-tidal carbon dioxide, TLV two-lung ventilation, OLV one-lung ventilati on, N/D no data