Characteristics | Period 1 No steam cleaner | Period 2 Steam cleaner | Period 3 No steam cleaner | Period 4 Steam cleaner | Total |
---|---|---|---|---|---|
Dec 12-Apr 15 | May 15-Nov 16 | Dec 16-Feb 17 | Mar 17-Dec 17 | Dec 12-Dec 17 | |
Number of patients (n) | 23 | 7 | 7 | 0 | 37 |
Number of patients admitted to the NICU | 1255 | 747 | 100 | 416 | 2518 |
Incidence of S. capitis (‰) | 1.04 | 0.55 | 3.95 | 0* | 0.85 |
Male, n (%) | 14 (60.9) | 5 (71.4) | 5 (71.4) | – | 24 (64.9) |
Gestational age, weeks (range) | 27 (25–35) | 28 (24–33) | 27 (24–29) | – | 27 (25–34) |
Body weight, g (range) | 919 (560–2500) | 1175 (790–1985) | 1095 (680–1400) | – | 995(560–2500) |
Intrauterine growth restriction, n (%) | 7 (30.4) | 1 (14.3) | 0 (0) | – | 8 (21.6) |
Death, n (%) | 4 (17.4) | 0 (0) | 2 (28.6) | 0 (0) | 6 (16.2) |
Death due to S. capitis, n (%) | 2 (8.7) | 0 (0) | 0 (0) | 0 (0) | 2 (5.4) |
Infection S. aureus | 1.7 | 1.6 | 1.7 | 1.7 | 1.7 |
Infection S. capitis, n (%) | 9 (39.1) | 1 (14.3) | 2 (28.6) | – | 12 (32.4) |
Main sites of isolation | |||||
Blood, n (%) | 7 (78) | 1 (100) | 2 (100) | – | 10 (83) |
Catheter, n (%) | 2 (22) | 0 (0) | 0 (0) | 2 (17) | |
Cutaneous, n (%) | 0 (0) | 0 (0) | 0 (0) | – | 0 |
Colonisation S. capitis | 14 | 6 | 5 | – | |
Main sites of isolation | |||||
Blood, n (%) | 3 (26) | 0 (0) | 0 (0) | – | 3 (12) |
Catheter, n (%) | 9 (60) | 6 (100) | 5 (100) | – | 20 (80) |
Cutaneous, n (%) | 2 (14) | 0 (0) | 0 (0) | – | 2 (8) |
Number of patients which have received antibiotics treatment before infection, n (%) | 16 (69.6) | 4 (57.1) | 5 (71.4) | – | 25 (67.6) |
Number of patients which have received vancomycin used before infection, n (%) | 8 (34.8) | 2 (28.6) | 3 (42.9) | – | 13 (35.1) |
DDD/1000HDa Vancomycin | 25.4 | 25.5 | 29.1 | 27.0 | 27.4 |
DDD/1000HD Linezolid | 12.1 | 9.3 | 14.0 | 11.7 | 11.4 |