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Table 1 Quantitative implementation measures of implementation fidelity and reach

From: Exploring the effect of implementation and context on a stepped-wedge randomised controlled trial of a vital sign triage device in routine maternity care in low-resource settings

  Implementation Reach Adoption
Site Staff trained in roll-out period Proportion of women with BP measurement pre-interventionψ Proportion of women with BP measurement post-interventionψ Unadjusted comparison Facilities with working BP pre-intervention Facilities with working BP post-intervention Clinical areas using solely VSA at 6 months Clinical areas using VSA with other devices at 6 months Clinical areas using solely VSA at 12 months Clinical areas using VSA with other devices at 12 months
  N (%) N (%) N (%) OR
(95% CI)
% (devices, HCP) % (devices, HCP) % % % %
Addis Ababa 192 (36.9%) * * * 100%
(1:3)
100%
(1:2)
33.3% 66.7% υ υ
Cap Haitien 189 (73.5%) * * * 100%
(1:3)
100%
(1:3)
76.2% 23.8% υ υ
Freetown 243 (57.9%) 2199 (87.7%) 3335 (100%) 1.14
(1.12–1.16)
84·6% (1:13) 100%
(1:4)
73.1% 26.9% 96.2% 0.0%
Gokak 297 (87.1%) * * * 97·5%
(1:1)
100% (1:0.7) 72.3% 27.7% υ υ
Harare 405 (69.9%) * * * 92%
(1:12)
100%
(1:5)
υ υ υ υ
Kampala 188 (16.5%) * * * 92.3% (1:19) 100%
(1:4)
33.8% 47.9% 34.2% 47.9%
Lusaka 265 (33.9%) * * * 100%
(1:10)
100%
(1:5)
75.9% 24.1% υ υ
Mbale 314 (59.2%) 4640 (42.6%) 11,300 (96.2%) 2.26
(2.21–2.31)
92%
(1:5)
100%
(1:2)
87.3% 9.9% υ υ
Ndola 349 (86.6%) 5673 (98.2%) 5782 (100%) 1.02
(1.0–1.2)
93.5%
(1:7)
100%
(1:2)
90.2% 9.8% 90.2% 9.8%
Zomba 305 (89.2%) 11,860 (88.4%) 10,783 (94.1%) 1.06
(1.06–1.07)
100%
(1:17)
100%
(1:2)
υ υ υ υ
Total/Mean 2747 (61.1%) 6093 (79.2%) 7800 (97.6%) 1.30
(1.29–1.31)
95%
(1:9)
100%
(1:3)
73.1% 23.3% 73.5% 20.0%
  1. *Data not recorded; BP blood pressure, VSA Vital Signs Alert
  2. υData not available due to stepped wedge trial design (time point exceeded trial duration)
  3. ψRecorded for a 1-month period immediately prior to implementation, and a 1-month period 3 months after implementation