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Table 5 Characteristics of the included studies evaluating bond strength of the posts

From: Immediate and Delayed Post Space Preparations in Endodontically Treated Teeth: A Scoping Review

Author

(Year)

Sample size

(N)

Groups

System of preparation/ Apical size/ Irrigation Protocol

Obturation material/

Technique

PSP method/ Dentin adhesion/ Luting agent

Measurement

Time of immediate PSP

Time of delayed PSP

Outcome

Long et al

(2019) [5]

40

GA: single cone, imm/ GB: CWC, imm/ GC: single cone , 1W/ GD: CWC, 1W

M3 Rotary system/

30.04/

2.5% NaOCl, 17% EDTA, 1% NaOCl

GP/ iRoot SP sealer/ single cone or CWC

heated plugger/ ScotchbondTM Universal Adhesive/ RelyX

Push-out test in fiber post; mpa

Immediately

7 days

immediate-delay*

CWC - single cone

Vilas-Boas et al

(2017) [73]

84

GA1: imm, Endofill/ GB1: imm, BC Sealer/ GC1: imm, AH Plus/ GA2: 1W, Endofill/ G B2: 1W, BC Sealer / GC2: 1W, AH Plus

Reciproc/

R40/

2.5% NaOCl, 17%EDTA

GP/ Endofill

Endosequence BC Sealer, AH Plus / thermo filling with McSpadden compactor

Largo burs #3/ ScotchbondMulti Purpose / RelyX

Micropush-out bond strength of the fiber post; mpa

Immediately

7 days

Immediate > delay

AH Plus sealer >Endofill, Endosequence BC

Aleisa, et al

(2016) [21]

72

G1: 24 h G2: 2 W

Protaper system / F2/

5.25% NaOCl

GP/ Endofil sealer / LC

Peeso reamer #5/ ParaBond adhesive A/B/ Variolink II, RelyX, ParaCoreColtèene/

pull-out test of fiber post (parapost)

24 h

14 days

Immediate > delay

24h: RelyX>Variolink II, ParaCore

2 W: RelyX>Variolink II

Machado et al.

(2015) [77]

12

G1: imm/ G2: 21 days

Protaper universal system/

N.r./

2.5% NaOCl

GP/ AH Plus / WVC

Largo drills 3-5/ self-adhesive Resin cement Rely-X

Push-out test in cylindrical fiber post; mpa

(Cervical ,medium and apical third)

Immediately

21 days

Delay > Immediate

Imm: Cervical - medium -apical third

Delay: apical > Cervical, medium third

Dias et al.

(2009) [62]

60

GI: imm/ GII: 72 h/ GIII: 4 months

K-file/

#45/

1% NaOCl

GP/ Endofill/ LC

Largo drills 1-3/ Kuraray adhesive system / zinc phosphate cement, Panavia F

Push out test in the cylindrical SS post

Immediately

72 h and120 days

immediate-delay

zinc phosphate >Panavia F

Vano et al.

(2008) [74]

68

G1: imm/ G2: 24 h/ G3: 1 W

K-files (#08-10-15), M-two (#10-15-20-25), Profiles .06 (#30-35-40)/

5.25% NaOCl

GP/ AH Plus sealer/ CWC

heated plugger / Monobond-S

Push out test in post; mpa

( ENA post , DT Light Post and FRC Postec)

Immediately

24 h and

7 days

Delay > Immediate

FRC Postec, DT Light Post > ENA post

Vano et al.

(2006) [75]

60

G1: imm/ G2: 24h/ G3:1W

K-files (#08-10-15), M-two (#10-15-20-25), Profiles .06 (#30-35-40)/

5.25% NaOCl

GP/ Pulp Canal sealer/ CWC

low-speed post drills

(Push out test in the post; mpa) FRC Postec , ENA Post and DT Light Post

Immediately

24 h and

7 days

Delay > Immediate

FRC Postec, DT Light Post > ENA post

Boone et al.

(2001) [76]

120

G1: imm, Roth’s 801, O/S/ G2: imm, AH26, O/S/ G3: imm, , Roth’s 801, S/O/ G4: imm, AH26, S/O/ G5: 1W, Roth’s 801, O/S/ G6: 1W, AH26, O/S/ G7:1W, Roth’s 801, S/O/ G8: 1W, AH26, S/O

ProFile system /50, .04/

5.25% NaOCl, 17% EDTA

GP/ Roth’s 801, AH26/ LC

Touch ’n Heat/ Panavia 21

(Push out test in the #6 parallel-sided stainless-steel Parapost XP post)

Immediately

7 days

immediate-delay

Roth’s 801 - AH26

O/S > S/O

  1. CWC continuous wave of condensation G; group, GP gutta-percha, h hours, imm Immediate, L lateral condensation, N.r. not reported, O/S- S/O obturated before post space prepared - post space prepared before obturation, PSP post space preparation, W week, WVC warm vertical compaction, - ; similar outcome