Table 4 Organisms causing neonatal sepsis among neonates admitted to referral hospitals in Sana’a city, Yemen, in the period from January 15 to March 30, 2020 (N = 154)

Single infection

 Burkholderia cepacia

38 (38.0)

19 (35.2)

57 (37.0)

 Klebsiella oxytoca

10 (10.0)

8 (14.8)

18 (11.6)

 Pantoea agglomerans

7 (7.0)

2 (3.7)

9 (5.8)

 Pseudomonas aeruginosa

4 (4.0)

2 (3.7)

6 (3.8)

 Klebsiella pneumoniae

2 (2.0)

2 (3.7)

4 (2.5)

 Pantoea dispersa

3 (3.0)

1 (1.8)

4 (2.5)

 Acinetobacter baumannii

2 (2.0)

0 (0)

2 (1.3)

 Acinetobacter lwoffii

2 (2.0)

1 (1.8)

3 (1.9)

 Enterobacter cloacae complex

0 (0)

1 (1.8)

1 (0.64)

 Escherichia coli

1 (1.0)

1 (1.8)

2 (1.3)

 Achromobacter denitrificans

0 (0)

1 (1.8)

1 (0.64)

 Sphingomonas paucimobilis

1 (1.0)

0 (0)

1(0.64)

 Staphylococcus haemolyticus

8 (8.0)

4 (7.4)

12 (7.8)

 Staphylococcus epidermidis

6 (6.0)

5 (9.2)

11 (7.1)

 Staphylococcus hominis

4 (4.0)

2 (3.7)

6 (3.8)

 Staphylococcus aureus

2 (2.0)

1 (1.8)

3 (1.9)

 Staphylococcus saprophyticus

2 (2.0)

0 (0)

2 (1.3)

 Enterococcus faecalis

0 (0)

1 (1.8)

1 (0.64)

 Candida albicans

2 (2.0)

0 (0)

2 (1.3)

Double infection

 B. cepacia and S. hominis

2&2(2.0)

0 (0)

2 (1.3)

 B. cepacia and S. haemolyticus

0 (0)

1&1 (1.8)

1 (0.64)

 K. oxytoca and Serratia marcescens

1&1(1.0)

0 (0)

1 (0.64)

 P. agglomerans and K. oxytoca

0 (0.0)

1&1 (1.8)

1 (0.64)

 K. pneumoniae and E. cloacae complex

1&1 (1.0)

0 (0.0)

1 (0.64)

 A. baumannii and S. saprophyticus

1&1 (1.0)

0 (0.0)

1 (0.64)

 E. cloacae complex and E. faecalis

0 (0)

1&1 (1.8)

1 (0.64)

 S. haemolyticus and Streptococcus. agalactiae

1&1 (1.0)

0 (0.0)

1 (0.64)

Total number of isolated organisms

106

57

163