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Table 1 Maternal and neonatal characteristics by Jewish and Arab-Bedouin origin

From: The effect of exposure to particulate matter during pregnancy on lower respiratory tract infection hospitalizations during first year of life

  Jewish origin
(n = 23,254)
Arab-Bedouin origin
(n = 34,077)
p-value
Demographic characteristics
 Age, years
  Mean ± SD, (n) 30.0 ± 5.0 (23,243) 27.0 ± 6.0 (34,063) < 0.001
  Median 29.0 27.0  
 Low tertile of socioeconomic status, % (n) 2.1 (499) 66.6 (22,692) < 0.001
 Address, % (n),
  Urban 92.2 (21,443) 78.3 (26,185) < 0.001
  Rural 3.0 (566) 6.5 (2250)  
Medical and obstetrics history
 Gestational Diabetes Mellitus, % (n) 4.7 (1083) 2.7 (911) < 0.001
 Primiparous, %, (n) 31.8 (7383) 19.3 (6574) < 0.001
Neonatal data
 Gestational age (weeks)
  Mean ± SD, (n) 38.8 ± 2.0 (23,223) 39.1 ± 2.1 (34,045) < 0.001
  Median 39.0 39.3  
 Preterm delivery, % (n) 9.7 (2248) 9.5 (3249) 0.585
 Male gender, % (n) 50.9 (11,827) 51.1 (17,427) 0.508
 Birth weight, gram    0.335
  Mean ± SD, (n) 3151 ± 541 (23,237) 3147 ± 541 (34,057)  
  Median 3180 3168  
 Small for Gestational Age (SGA), % (n) 3.4 (774) 4.4 (1500) < 0.001
 Large for Gestational Age (LGA), % (n) 6.7 (1531) 6.8 (2283) 0.585
 Apgar score
  1st minute < 5, % (n) 5.3 (1218) 7.1 (2368) < 0.001
  5th minute < 7, % (n) 0.6 (149) 1.0 (333) < 0.001