Fig. 6From: Greenness, civil environment, and pregnancy outcomes: perspectives with a systematic review and meta-analysisFunnel plot. The plot shows low birthweight related pregnancy outcomes (LBW, VLBW, or SGA) (a, P = 0.3556 for Egger’s test) and preterm birth (PTD or VPTD) (b, P = 0.6952 for Egger’s test). Abbreviations: LBW: low birthweight; VLBW: very low birthweight; SGA: small for gestational age; PTD: preterm delivery; VPTD: very preterm deliveryBack to article page