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Table 2 Characteristics of studies included in the review

From: A systematic review of neonatal treatment intensity scores and their potential application in low-resource setting hospitals for predicting mortality, morbidity and estimating resource use

Study Study dates Objective* Setting Sample size In-hospital mortality||
Georgieff, 1989 [40] 1987 Validation
(TISS)
1 NICU†, USA 55 0
Gray, 1992 [19] 1989–1990 Development
(NTISS)§
3 NICUs†, USA 1768 114
Davies, 1995 [33] Not reported Validation
(NTISS)§
1 NICU†, South Africa 50 8
Eriksson, 2002 [34] 1991–1995 Validation
(NTISS)§
2 NICUs†, Sweden 240 39
Zupancic, 2002 [35] 1998 & 1999 Validation
(NTISS)§
1 NICU†, USA 154 Not reported
Mendes, 2006 [35] 2004 Validation
(NTISS)§
2 NICUs†, Brazil 96 9
Rojas, 2011 [37] 2007 Validation
(NTISS)§
1 NICU†,
1 intermediate unit, Colombia
22 Not reported
Oygur, 2012 [38] 2006–2010 Validation
(NTISS)§
1 NICU†, Turkey 364 103
Shah, 2015 [32] 2010–2012 Development
(unnamed)
23 NICU†s, Canada 9978 650
Wu,2015 [39] 2007–2011 Validation
(NTISS)§
1 NICU†, Taiwan 172 18
  1. *Study objective, model development (creation of a new model) or validation (application of an existing score/model to an external population)
  2. †Neonatal intensive care unit
  3. ‡Therapeutic intervention scoring system
  4. §Neonatal therapeutic intervention scoring system
  5. ||Primary outcome for the review. Data was however extracted on all outcomes reported by the authors