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Table 2 Descriptive statistics for the implementation of evidence-based guidelines by clinicians in group A and group B clusters in the three phases of the study

From: Perineal Assessment and Repair Longitudinal Study (PEARLS): a matched-pair cluster randomized trial

Evidence-based standards

Phase 1a

Phase 2b

Phase 3c

 

A

B

A

B

A

B

Used continuous non-locking suturing technique for vaginal wall, % (n)

56.1% (138)

65.5% (211)

78.5% (347)

67.0% (461)

72.4% (330)

77.3% (519)

Used continuous non-locking suturing technique for muscle layer, % (n)

45.2% (109)

66.1% (195)

75.1% (322)

67.3% (442)

68.1% (310)

76.8% (490)

Used subcutaneous or subcuticular suturing technique for perineal skin, % (n)

67.6% (161)

83.3% (279)

90.0% (388)

79.4% (570)

87.7% (405)

87.7% (582)

Used continuous non-locking suturing for vaginal wall and muscle layer, and used subcutaneous/subcuticular stitching for perineal skin, % (n)

35.8% (77)

56.5% (156)

72.5% (290)

57.6% (343)

64.6% (274)

73.2% (429)

Used rapidly absorbable polyglactin suturing material, % (n)

90.6% (259)

84.5% (343)

96.0% (475)

79.8% (681)

92.1% (503)

95.4% (725)

Woman received leaflet, % (n)d

27.7% (52)

25.6% (68)

69.1% (199)

31.4% (155)

64.5% (229)

69.3% (323)

  1. aPrior to intervention implementation.
  2. bAfter implementation of intervention in group A units, but before implementation in group B units. cAfter implementation of intervention in group B units.
  3. dInformation gathered from 10 to 12 day postal questionnaire.