Table 2.

Study characteristics.

Author and year	Study countries	Study perioda	Study type	Study population	Mortality type (IP/PD)b	Total No. of patients	No. of patients who died	No. of patients < 1 month	No. of patients < 1 year
NEONATAL STUDIES (<1 MONTH)
Basu et al. (18)	India	1997–2003	Retrospective	Neonatal tetanus	IP + PD	101	67	101	101
Ballot et al. (17)	South Africa	2007–2011	Retrospective	Neonatal fungal sepsis	IP	63	27	63	63
Chiabi et al. (20)	Cameroon	2008–2009	Prospective	Neonatal sepsis	IP	218	46	218	218
Daoud et al. (22)	Jordan	1992–1994	Prospective	Neonatal meningitis	IP	53	17	53	53
Davies-Adetugbo et al. (23)	Nigeria	1991–1995	Retrospective	Neonatal tetanus	IP	174	96	174	174
Dikici et al. (25)	Turkey	1991–2006	Retrospective	Neonatal tetanus	IP	67	27	67	67
Ertem et al. (28)	Turkey	1994–2001	Retrospective	Neonatal tetanus	IP	56	38	56	56
Ghiorghis et al. (29)	Ethiopia	1992–1993	Retrospective	Neonatal sepsis	IP	542	195	542	542
Gurkan et al. (31)	Turkey	1991–1997	Retrospective	Neonatal tetanus	IP	55	22	55	55
Gurses et al. (32)	Turkey	1978–1988	Retrospective	Neonatal tetanus	IP	133	54	133	133
Ibinda et al. (33)	Kenya	1999–2013	Retrospective	Neonatal tetanus	IP	191	118	191	191
Mathur et al. (37)	India	NA	Prospective	Neonatal respiratory distress	IP	150	48	150	150
Mugalu et al. (40)	Uganda	2002	Prospective	Neonatal septicemia	IP	110	20	110	110
Okomo et al. (44)	Gambia	2009–2013	Retrospective	All neonatal deaths	IP	5,285	1,734	5,285	5,285
Okoromah et al. (45)	Nigeria	NA	Retrospective	Neonatal tetanus	IP	39	4	39	39
Ozkan et al. (46)	Turkey	2003–2010	Retrospective	Neonatal sepsis (preterm)	IP	151	22	151	NA
Sarna et al. (52)	India	1988	Retrospective	All neonatal deaths	IP	7,309	328	328	328
Saleem et al. (50)	Pakistan	2006–2011	Retrospective	Neonatal sepsis	IP	104	17	104	104
Sheikh et al. (55)	Pakistan	2012	Prospective	Neonatal sepsis	IP	125	20	125	125
Simiyu et al. (56)	Kenya	2000	Retrospective	All neonatal deaths	IP	308	97	308	308
Yaramis et al. (60)	Turkey	1990–1999	NA	Neonatal tetanus	IP	73	38	73	73
INFANT STUDIES (<12 MONTHS)
Bhatnagar et al. (19)	India	2005–2008	RCT	Serious bacterial infection	IP	848	7	182	848
Coakley et al. (21)	Papua New Guinea	1989	Prospective	Measles	IP	282	48	NA	NA
Demers et al. (24)	Central African Republic	1996–1997	Prospective	Acute respiratory infections	IP	395	49	14	222
Djelantik et al. (26)	Indonesia	1999–2001	Retrospective	Pneumonia	IP	4,351	505	NA	NA
Duke et al. (27)	Papua New Guinea	1998–1999	Prospective	Pneumonia	IP	703	46	NA	NA
Goel et al. (30)	South Africa	1989–1995	Retrospective	Staphylococcal pneumonia	IP	100	7	NA	78
Islam et al. (62)	Bangladesh	1991–1992	Prospective	Diarrhea	PD	427	30	NA	329
Khan et al. (34)	Pakistan	2007–2008	Retrospective	Sepsis	IP	133	32	NA	NA
Kuti et al. (35)	Nigeria	2011–2013	Retrospective	Bacterial meningitis	IP	81	22	NA	NA
Lehmann et al. (36)	Papua New Guinea	1989–1992	Prospective	Bacterial meningitis	IP	696	96	NA	535
Moisi et al. (39)	Kenya	2004–2008	Prospective	General mortality	PD	14,971	535	NA	NA
Mulholland et al. (41)	Gambia	1990–1991	Prospective	Serious infections	IP	697	64	NA	697
Nantanda et al. (42)	Uganda	2005–2006	Prospective	Pneumonia	IP	157	24	87	NA
Nathoo et al. (43)	Zimbabwe	1989–1990	Prospective	Lower respiratory infection	IP	704	104	0	502
Ramakishna et al. (47)	Malawi	2005–2006	Prospective	Pneumonia	IP	233	25	0	117
Rodriguez et al. (48)	Columbia	2009–2011	Retrospective	Respiratory syncytial virus infection	IP	2,147	25	NA	1,549
Sachdev et al. (49)	India	1988	Prospective	Diarrhea	IP	382	37	NA	NA
Sehgal et al. (53)	India	1993–1994	Prospective	Lower respiratory infection	IP	201	21	NA	105
Santhanakrishnan et al. (51)	India	NA	NA	Diarrhea, acute	IP	575	64	NA	441
Shann et al. (54)	Papua New Guinea	NA	Prospective	Pneumonia	IP	47	7	NA	NA
Smyth et al. (57)	Zambia	1994–1995	Prospective	Pneumonia	IP	167	23	NA	104
Tupasi et al. (59)	Philippines	1981–1983	Prospective	ALRI	IP	726	34	NA	361
Teka et al. (58)	Bangladesh	1990–1994	Case-control	Diarrhea	IP	928	46	NA	NA
Zhang et al. (61)	China	2007–2010	Prospective	Pneumonia	IP	707	41	NA	535

^aAll studies cohort unless otherwise specified.

^bIP, inpatient; PD, post-discharge.