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Table 1 Characteristics of the published randomized controlled trails presented with respect to type of surgery

From: Post-operative pain management modalities employed in clinical trials for adult patients in LMIC; a systematic review

Authors

Country

Age Range

Gender

N

Groups

N

Modalities Studied

Pain Assessment Tool

Modalities

used

Duration of post-operative Pain studied

Rescue Analgesia

Bhatia et al., (2014) [12]

India

18–60

Both

60

3

20

Ultrasound-guided posterior transversus abdominis plane (TAP) block with 15 mL of 0.375% ropivacaine

VAS

(Visual Analogue Scale)

Single

24 h

Tramadol

     

20

Ultrasound-guided subcostal TAP block with 15 mL of 0.375% ropivacaine

    
     

20

Control

    

Shukla et al.,(2015) [13]

India

18–60

Both

120

3

40

Intraperitoneal bupivacaine 50 ml 0.25% + 5 ml Normal saline

VAS

Single

24 h

Diclofenac

     

40

Bupivacaine 50 ml 0.25% + tramadol 1 mg/kg (diluted in 5 ml NS)

    
     

40

Bupivacaine 50 ml 0.25% + dexmedetomidine 1 μg/kg, (diluted in 5 ml NS)

    

Sinha et al., (2016) [14]

India

18–65

Both

60

2

30

TAP block with 0.25% Bupivacaine

VAS

Single

24 h

Diclofenac

     

30

TAP block with 0.375% Ropivacaine

    

Kamhawy et al., (2017) [15]

Egypt

21–60

Both

46

2

23

Unilateral subcostal TAP block

VAS

Multi

24 h

PCA Morphine

     

23

Unilateral thoracic paravertebral block

    

Saxena et al., (2016) [16]

India

18–70

Both

80

2

40

Local anesthetic infiltration of surgical incision

NRS

(Numerical rating score)

Multi

24 h

Fentanyl

     

40

Bilateral rectus sheath and right TAP blocks

    

Ali et al., (2012) [17]

Pakistan

35–65

Both

60

2

30

Oral pregablin 150 mg

VAS

Single

24 h

Nalbuphine

     

30

Oral celecoxib 200 mg

    

Suseela et al., (2018) [18]

India

20–65

Both

80

2

40

Bilateral ultrasound-guided subcostal TAP block with 20 mL of 0.25% bupivacaine

NRS

Multi

24 h

Tramadol Diclofenac

     

40

Port-site infiltration with 20 mL of 0.5% bupivacaine

    

Anand et al.,(2017) [19]

India

20–60

Both

60

2

30

Alprazolam

VAS

Multi

24 h

Tramadol

     

30

Pregabalin

    

Pasha et al., (2018) [20]

Nowshera

18–65

Both

90

2

45

Gabapentin

VAS

Multi

24 h

None

     

45

Placebo

    

Khan et al., (2018) [21]

pakistan

18–60

Both

126

2

63

Posterior TAP block with 0.375% bupivacaine

NRS

Multi

24 h

Tramadol

     

63

subcostal TAP block with 0.375% bupivacaine

    

Jain et al., (2018) [22]

India

20–60

Both

60

2

30

Intraperitoneal Saline with 500 ml

NRS

single

24 h

Tramadol

     

30

Intraperitoneal Bupivacaine with 20 ml of 0.5% (100 mg)

    

Amr et al., (2010) [23]

Egypt

18+

Both

40

2

20

Preincisional thoracic epidural analgesia (TEA)

VAS

Single

24 h

None

     

20

End of surgery TEA

    

Khalil et al., (2017) [24]

Egypt

20–60

Both

40

2

20

Ultrasound-guided serratus anterior plane block

VAS

Multi

24 h

Morphine

     

20

TEA

    

Dutta et al., (2017) [25]

India

18–70

Both

30

2

15

Bolus of 15 mL of 0.75% ropivacaine over 3 to 5 min, followed by an infusion of 0.2% ropivacaine at 0.1 ml/kg/hour

VAS

Multi

24 h

Morphine

     

15

15 ml of 0.75% ropivacaine plus dexmedetomidine,1 mg/kg bolus over 3 to 5 minutesfollowed by an infusion of 0.2% ropivacaine plus 0.2 mg/kg/hour of dexmedetomidine at 0.1 ml/kg/hour.

    

Biswas et al., (2016) [26]

India

18–60

Both

60

2

30

Epidural: 7.5 ml bolus of 0.125% Bupivacaine with 50 μg Fentanyl

VAS/ FPORS

Muti

24 h

Tramadol

     

30

Paravertebral 15 ml bolus of 0.125% Bupivacaine with 50 μg Fentanyl

    

Bakshi et al., (2016) [27]

India

18–75

Female

71

2

36

Rectus sheath block with 0.25% bupivacaine

NRS

Multi

48 h

Morphine

     

35

Rectus sheath block with normal saline

    

Dhanapal et al., (2014) [28]

India

18+

Both

94

2

47

Wound infusion with Bupivacaine

VAS

Single

48 h

Morphine

     

47

Wound infusion with N saline

    

Wahba et al., (2014) [29]

Egypt

59–75

Both

44

2

22

Thoracic epidural infusion

VRS

Multi

48 h

Morphine (PCA)

     

22

Bilateral TAP block infusion with catheter

    

Sethi et al., (2014) [30]

India

18–45

Both

100

2

50

Patient controlled epidural analgesia (PCEA) with Ketamine + Morphine

VAS

Multiple

48 h

Diclofenac

     

50

PCEA Morphine

    

Moawad et al., (2014) [31]

Egypt

20–60

Both

100

2

50

PCEA Bupivacaine + Fentanyl

NRS

Multiple

24 h

Fentanyl

     

50

Intravenous patient controlled analgesia (PCA) with Fentanyl

    

Patil et al., (2018) [32]

India

18–65

Female

60

2

30

Thoracic epidural infusion with 0.125% Ropivacaine and Fentanyl

0.125% Bupivacaine and Fentanyl

VAS

Multi

24 h

Tramadol

     

30

     

Bharti et al., (2018) [33]

India

Adult patients

Both

40

2

20

50 μg Dexmedetomidine with 10 ml of 0.125% Bupivacaine in thoracic epidural

VAS

Multi

24 h

Diclofenac

     

20

50 μg Fentanyl with 10 ml 0.125% Bupivacaine in thoracic epidural

    

Alvi et al., (2017) [34]

Pakistan

18–50

Both

200

2

100

TAP block

NRS

Single

24 h

None

     

100

Placebo block

    

Patel et al., (2018) [35]

India

20 to 65

Both

60

2

30

TAP block with Ropivacaine (0.5%) 20 ml

VAS

Multi

24 h

Diclofenac

     

30

Spinal anaesthesia

    

Mishra et al., (2018) [36]

India

18–60

Both

60

2

30

Thoracic paravertebral block (20 mL 0.25% bupivacaine)

VAS

Multi

24 h

Tramadol

     

30

IV PCA with fentanyl

    

Bharti et al., (2011) [37]

India

18–60

Both

40

2

20

TAP Block with 20 mL of 0.25% bupivacaine

VAS

Single

24 h

Morphine

     

20

TAP Block with Saline

    

Chotton et al., (2014) [38]

India

18–60

Female

90

2

45

Pregabalin 150 mg

VAS

Multi

24 h

Ketorolac

     

45

Placebo

    

Badawy et al., (2015) [39]

Egypt

40–70

Female

60

3

20

20

20

Oral gabapentin 800 mg

Gabapentin 800 mg + Dexamethasone 8 mg

Placebo

VAS

Multi

24 h

Meperidine

Bashandy et al., (2015) [40]

Egypt

Adult

Female

120

2

60

60

Ultrasound-guided Pecs block

Control

VAS

Single

24 h

Morphine

Hetta et al., (2016) [41]

Egypt

Adult

Female

111

4

28

27

26

30

Pregabalin 75 mg

Pregabalin 150 mg

Pregabalin 300 mg

Placebo Capsule

VAS

Single

24 h

Morphine

Kasimahanti et al.,(2016) [42]

India

18–60

Female

58

2

28

30

Single-level, unilateral ultrasound-guided TPVB at T4 level using 0.3 mL/kg of 0.5% ropivacaine

Double-level, unilateral ultrasound-guided TPVB at T2 and T5 level using a total volume of 0.3 mL/kg of 0.5% ropivacaine

NRS

Single

24 h

Diclofenac

Kulhari et al., (2016) [43]

India

18–65

Female

40

2

20

TPVB with ropivacaine 0.5%, 25 ml,

VAS

Single

24 h

Morphine

     

20

PECS II block with ropivacaine 0.5%

    

Gupta et al., (2017) [44]

India

18–65

Female

50

2

25

Paravertebral block

VAS

Multi

72 h

PCA Morphine

     

25

Serratus Plane block

    

Bhuvaneswari et al.,(2012) [45]

India

Adult

Female

48

4

12

Paravertebral block with 0.25% bupivacaine with epinephrine 5 mcg/ ml

VAS

Single

24 h

Morphine

     

12

Paravertebral block with 0.25% bupivacaine + epinephrine 5 mcg/ml with 2 mcg/ml fentanyl

    
     

12

Paravertebral block with 0.5% bupivacaine + epinephrine 5 mcg/ml or isotonic saline

    
     

12

Noraml Salin

    

Mahran et al., (2015) [46]

Egypt

18–65

Female

90

3

30

Pregabalin 150 mg oral

VAS

Multi

24 h

Morphine

     

30

Placebo capsule (oral) and 0.5 mg/kg ketamine IV

    
     

30

Placebo

    

Kundra et al., (2013) [47]

India

Adult

Female

120

2

60

Paravertebral block

VAS

Multi

24 h

No rescue analgesia

     

60

Interpleural block

    

M. Neetu et al., (2018) [48]

India

18–70

Female

60

2

30

PECS block

VAS

Multi

24 h

None

     

30

Placebo

    

Mukherjee et al., (2018) [49]

India

35–60

female

88

2

44

Ropivacaine (0.5%)

VAS

single

48 h

Diclofenac

     

44

Dexmedetomidine 1 μ/kg

    

Megha et al., (2018) [50]

India

18–60

Female

47

2

23

Paravertebral block with 20 ml bupivacaine 0.25% with morphine 3 mg

NRS

Multi

24 h

Diclofenac

     

24

Dexmedetomidine 1 μg/kg

    

Manzoor et al., (2018) [51]

India

18–70

Female

60

2

30

PECS I block with 30 ml 0.25% bupivacaine

VAS

single

24 h

Diclofenac

     

30

PECS I block with 10 ml 0.25% bupivacaine with dexmedetomidine

    

Kumar et al., (2018) [52]

India

?

Female

50

2

25

Opioids and non-steroidal anti-inflammatory drug

VAS

Multi

24 h

Tramadol

     

25

PECS I with 0.25% bupivacaine

    

Bharti et al., (2015) [53]

India

20–60

Both

54

2

27

Supraclavicular block with 1 μg/kg of Dexmedetomidine along with equal volumes of 0.75% ropivacaine and 2% lidocaine with adrenaline.

VAS

Single

24 h

Tramadol Diclofenac

     

27

0.75% Ropivacaine and 2% Lidocaine with adrenaline (1:2,00,000)

    

Kumar et al., (2014) [54]

India

18–60

Both

30

2

15

Ultrasound-guided stellate ganglion block with 2% Lidocaine

VAS

Single

24 h

PCIA Used [No Rescue]

     

15

Ultrasound-guided stellate ganglion block with 0.9% Saline

    

Mullaji et al., (2010) [55]

India

50–80

Both

40

2

20

Combined spinal epidural + local anesthetic infiltration

VAS

Single

24 h

None

     

20

Combined spinal epidural with no local anesthetic infiltration

    

Khanna et al., (2017) [56]

India

40–60

Both

90

3

30

Epidural with ropivacaine 0.1%

VAS

Multi

36 h

PCEA

     

30

Epidural with ropivacaine 0.1% with fentanyl 2.5μg/mL

    
     

30

Epidural with ropivacaine 0.0625% with fentanyl 2.5μg/mL

    

Anis et al., (2011) [57]

Egypt

18–60

Both

60

3

20

Lumbar plexus block with 15 ml bupivacaine 0.25% + clonidine

VAS

Single

24 h

Morphine

     

20

Lumbar plexus block with bupivacaine 0.25% + clonidine

    
     

20

No Block

    

Sawhney et al., (2015) [58]

India

Adult

Both

100

4

25

Epidural with 0.2% Ropivacaine

VAS

Single

24 h

Tramadol

     

25

Epidural with0.1% Ropivacaine+Fentanyl 2 μg/ml

    
     

25

Epidural with 0.2% Bupivacaine

    
     

25

Epidural with Bupivacaine 0.1% with Fentanyl 2 μg/ml.

    

Trabelsi et al., (2017) [59]

Tunisia

> 18

Both

60

2

30

Suprascapular block + supraclavicular block

VAS

Multi

24 h

Morphine

     

30

Interscalene block

    

Meghana et al., (2017) [60]

India

20–65

Both

70

2

35

0.125% bupivacaine and 2 mg/ml fentanyl epidural infusion

NRS

Single

48 h

Tramadol

     

35

0.2% ropivacaine and 2 mg/ml fentanyl as epidural infusion

    

Thakur et al., (2015) [61]

India

18–60

Both

67

3

22

Axillary brachial plexus block with bupivacine, lignocaine, adrenaline and buprenorphine + IM placebo

VAS

Single

24 h

Diclofenac

     

23

Axillary brachial plexus block with bupivacine, lignocaine, adrenaline and placebo + IM buprenorphine

    
     

22

Axillary brachial plexus block with bupivacine, lignocaine, adrenaline and placebo + IM placebo

    

Mostafa et al., (2018) [62]

Egypt

50–70

Both

60

2

30

Levobupivacaine 0.125%

VAS

Multi

24 h

None

     

30

IV fentanyl 20 μg/ml

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