Skip to main content

Table 2 Impact and process outcomes by study characteristics and outcome predictors

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

 

Microbiologically clean (ACC < 2.5 cfu/cm3)

n/N (%)

Absence of S. aureus

n/N (%)

Cleaning action performed (gel dots removed)

n/N (%)

N = 1190

N = 1205

N = 2238

Overall

404/1190 (34.0)

1125/1205 (93.4)

1796/2238 (80.3)

Time period

 Pre-training

69/361 (19.1)

340/367 (92.6)

449/647 (69.4)

 Training

63/161 (39.1)

150/165 (90.9)

314/339 (92.6)

 Post-training

272/668 (40.7)

635/673 (94.4)

1033/1252 (82.5)

 Missing

0

0

0

Hospital

 1

131/436 (30.1)

412/441 (93.4)

658/767 (85.8)

 2

121/343 (35.3)

323/347 (93.1)

516/668 (77.3)

 3

152/411 (37.0)

390/417 (93.5)

622/803 (77.5)

 Missing

0

0

0

Ward type

 Postnatal c-section

116/304 (38.2)

287/308 (93.2)

486/587 (82.8)

 Postnatal vaginal

117/307 (38.1)

287/309 (92.9)

462/579 (79.8)

 Labour

97/307 (31.6)

297/312 (95.2)

487/583 (83.5)

 Neonatal/Kangaroo

74/272 (27.2)

254/276 (92.0)

361/489 (73.8)

 Missing

0

0

0

Audit location

 Bedframe

315/830 (38.0)

784/839 (93.4)

1216/1555 (78.2)

 Mattress

83/313 (26.5)

297/317 (93.7)

532/601 (88.5)

 Missing location

6/47 (12.8)

44/49 (89.8)

48/82 (58.5)

Shift type

 Morning

144/438 (32.9)

401/441 (90.9)

706/833 (84.8)

 Afternoon

153/456 (33.6)

431/461 (93.5)

594/807 (73.6)

 Night

107/296 (36.2)

293/303 (96.7)

496/598 (82.9)

 Missing shift

0

0

0

Day of week

 Sunday

–

–

–

 Monday

178/579 (30.7)

535/587 (91.1)

608/738 (82.4)

 Tuesday

–

–

–

 Wednesday

226/611 (37.0)

590/618 (95.5)

571/737 (77.5)

 Thursday

–

–

–

 Friday

–

–

617/763 (80.9)

 Missing day

0

0

0

Bed occupancy

 Low (< 0.75)

99/285 (34.7)

259/288 (89.9)

474/582 (81.4)

 Medium (0.75–1.25)

156/477 (32.7)

452/483 (93.6)

691/854 (80.9)

 High (> 1.25)

137/388 (35.3)

376/394 (95.4)

537/697 (77.0)

 Missing occupancy

12/40 (30.0)

38/40 (95.0)

94/105 (89.5)