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Table 2 OLS and QR the UEBMI coverage effects of infant birth weight

From: The effects of compulsory health insurance on birth outcomes: evidence from China’s UEBMI scheme

  OLS 0.10QR 0.25QR 0.50QR 0.75QR 0.90QR
  β P-Value β P-Value β P-Value β P-Value β P-Value β P-Value
Variable (1) (2) (3) (4) (5) (6) (7) (8) (9) (10) (11) (12)
UEBMI coverage 31.750*** (<0.001) 43.290*** (< 0.001) 30.000*** (<0.001) 25.096*** (<0.001) 23.429*** (<0.001) 15.109*** (<0.001)
Age 5.114 (0.135) 14.919* (0.026) 6.771 (0.116) 0.178 (0.961) 0.357 (0.926) 0.380 (0.939)
Age square −0.149** (0.006) −0.301** (0.004) −0.164* (0.016) −0.057 (0.324) −0.071 (0.243) −0.082 (0.302)
Employed 13.106* (0.014) 28.987** (0.006) 22.722*** (0.001) 4.873 (0.396) 0.143 (0.981) −6.168 (0.430)
Ethnic status 14.537 (0.182) 23.378 (0.273) −2.698 (0.844) 1.694 (0.885) 11.714 (0.342) 25.217 (0.113)
Nationality 11.911 (0.663) 95.998 (0.072) 41.684 (0.225) 15.092 (0.607) 9.429 (0.760) −0.353 (0.993)
Marriage status 99.826*** (<0.001) 202.361*** (<0.001) 105.324** (0.002) 42.739 (0.144) 58.571 (0.057) 7.120 (0.858)
Migrant status −11.868*** (<0.001) −26.246*** (<0.001) −9.459** (0.003) 1.087 (0.694) 6.429* (0.027) 6.168 (0.101)
Gravidity 7.714*** (<0.001) 1.622 (0.552) 8.562*** (<0.001) 11.585*** (<0.001) 13.714*** (<0.001) 15.652*** (<0.001)
Parity 65.915*** (<0.001) 112.263*** (<0.001) 83.631*** (<0.001) 51.430*** (<0.001) 41.286*** (<0.001) 30.380*** (<0.001)
C-section −41.712*** (<0.001) − 198.378*** (<0.001) −75.541*** (<0.001) −13.016*** (<0.001) 35.000*** (<0.001) 76.033*** (<0.001)
High-risk pregnancy −29.376*** (<0.001) −114.256*** (<0.001) −53.659*** (<0.001) −20.000*** (<0.001) 11.571*** (<0.001) 59.864*** (<0.001)
Pregnancy complications 101.154*** (<0.001) − 181.431*** (<0.001) −74.947*** (<0.001) 68.852*** (<0.001) 405.429*** (<0.001) 341.277*** (<0.001)
Any condition (gestational diabetes, hypertension, anemia) −49.432*** (<0.001) 233.334*** (<0.001) 106.834*** (<0.001) −40.654*** (<0.001) − 355.571*** (<0.001) − 293.832*** (<0.001)
Constant 3054.148*** (<0.001) 2197.607*** (<0.001) 2738.961*** (<0.001) 3212.806*** (<0.001) 3447.714*** (<0.001) 3727.391*** (<0.001)
Observations (N) 160,429   160,429   160,429   160,429   160,429   160,429  
  1. *p < 0.05, ** p < 0.01, *** p < 0.001