Table 1.
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Subject Characteristics of Cases and Controls

Sepsis (n = 127)Controls (n = 127)P Value
Gestational age (median [IQR]), weeks + days [days]26 + 6 [19]27 + 0 [14].384
Birth weight (median [IQR]), g920 [365]964 [280].280
Sex
 Male (n [%])66 [52.0]70 [55.1].615
Delivery mode
 Vaginal delivery (n [%])67 [52.8]62 [48.8].530
Multiple births (n [%])57 [44.9]48 [37.8].251
Postnatal age at t0 (median [IQR]), days9 [7]n.a.n.a.
Antibiotic exposure prior t0 (n [%])118 [92.9]119 [93.7].802
 Antibiotic days (median [IQR])4 [3]4 [3].911
Enteral feeding type prior t0a (n [%]).857
 Breastmilk fed53 [45.7]57 [49.1]
 Formula fed31 [26.7]30 [25.9]
 Combination32 [27.6]29 [25.0]
Mortality (n [%])8 [6.3]2 [1.6].053
 Age of death (median [IQR]), days15.5 [7.8]9.5.711
Sepsis (n = 127)Controls (n = 127)P Value
Gestational age (median [IQR]), weeks + days [days]26 + 6 [19]27 + 0 [14].384
Birth weight (median [IQR]), g920 [365]964 [280].280
Sex
 Male (n [%])66 [52.0]70 [55.1].615
Delivery mode
 Vaginal delivery (n [%])67 [52.8]62 [48.8].530
Multiple births (n [%])57 [44.9]48 [37.8].251
Postnatal age at t0 (median [IQR]), days9 [7]n.a.n.a.
Antibiotic exposure prior t0 (n [%])118 [92.9]119 [93.7].802
 Antibiotic days (median [IQR])4 [3]4 [3].911
Enteral feeding type prior t0a (n [%]).857
 Breastmilk fed53 [45.7]57 [49.1]
 Formula fed31 [26.7]30 [25.9]
 Combination32 [27.6]29 [25.0]
Mortality (n [%])8 [6.3]2 [1.6].053
 Age of death (median [IQR]), days15.5 [7.8]9.5.711

a Variables were not retrievable from the medical records in one participating center (n = 22).

Abbreviation: IQR, interquartile range.

Table 1.
Open in new tab

Subject Characteristics of Cases and Controls

Sepsis (n = 127)Controls (n = 127)P Value
Gestational age (median [IQR]), weeks + days [days]26 + 6 [19]27 + 0 [14].384
Birth weight (median [IQR]), g920 [365]964 [280].280
Sex
 Male (n [%])66 [52.0]70 [55.1].615
Delivery mode
 Vaginal delivery (n [%])67 [52.8]62 [48.8].530
Multiple births (n [%])57 [44.9]48 [37.8].251
Postnatal age at t0 (median [IQR]), days9 [7]n.a.n.a.
Antibiotic exposure prior t0 (n [%])118 [92.9]119 [93.7].802
 Antibiotic days (median [IQR])4 [3]4 [3].911
Enteral feeding type prior t0a (n [%]).857
 Breastmilk fed53 [45.7]57 [49.1]
 Formula fed31 [26.7]30 [25.9]
 Combination32 [27.6]29 [25.0]
Mortality (n [%])8 [6.3]2 [1.6].053
 Age of death (median [IQR]), days15.5 [7.8]9.5.711
Sepsis (n = 127)Controls (n = 127)P Value
Gestational age (median [IQR]), weeks + days [days]26 + 6 [19]27 + 0 [14].384
Birth weight (median [IQR]), g920 [365]964 [280].280
Sex
 Male (n [%])66 [52.0]70 [55.1].615
Delivery mode
 Vaginal delivery (n [%])67 [52.8]62 [48.8].530
Multiple births (n [%])57 [44.9]48 [37.8].251
Postnatal age at t0 (median [IQR]), days9 [7]n.a.n.a.
Antibiotic exposure prior t0 (n [%])118 [92.9]119 [93.7].802
 Antibiotic days (median [IQR])4 [3]4 [3].911
Enteral feeding type prior t0a (n [%]).857
 Breastmilk fed53 [45.7]57 [49.1]
 Formula fed31 [26.7]30 [25.9]
 Combination32 [27.6]29 [25.0]
Mortality (n [%])8 [6.3]2 [1.6].053
 Age of death (median [IQR]), days15.5 [7.8]9.5.711

a Variables were not retrievable from the medical records in one participating center (n = 22).

Abbreviation: IQR, interquartile range.

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