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Table 3 Weekly change in odds of outcome success for the pre-training (weeks 1–8) and post-training (weeks 13–28) periods

From: The Clean pilot study: evaluation of an environmental hygiene intervention bundle in three Tanzanian hospitals

 

n

Crude odds ratio (CI)§

p value

N

Adjusted odds ratio (CI)*§

p value

Microbiological cleanliness (ACC < 2.5 cfu/cm2)

 Pre-intervention

361

1.22 (1.04–1.44)

0.014

355

1.33 (1.11–1.60)

0.002

 Post-intervention

668

1.08 (1.03–1.12)

 < 0.001

652

1.08 (1.03–1.13)

 < 0.001

Absence of S. aureus

 Pre-intervention

367

1.03 (0.85–1.26)

0.731

361

1.12 (0.87–1.45)

0.379

 Post-intervention

673

1.04 (0.96–1.13)

0.350

657

1.02 (0.93–1.11)

0.734

Cleaning action (gel dots)

 Pre-intervention

647

1.23 (1.13–1.33)

 < 0.001

634

1.25 (1.15–1.36)

 < 0.001

 Post-intervention

1252

0.95 (0.92–0.98)

0.002

1190

0.97 (0.94–1.01)

0.098

  1. *Controlled for hospital, ward type, and bed occupancy
  2. §Accounts for site level clustering