SummeryCare during antenatal period is very important to pregnant mothers as well as babies . Therefore Ministry of Health has established M.C.H centers in every city . At the same time mothers can receive care through the outpatient of the maternity hospitals .Early and regular attendance of the pregnant mother to the antenatal clinic for health supervision is very important, and is imperative for high risk group . late booking was defined as booking for antenatal care after the first trimester .- The aim of the study :-The aim of the study was to determine the magnitude of late antenatal booking, and its causes in M.C.H centers in Zagazig city .- Subjects and methods :-A convenience sample composed of all pregnant mothers attending two M.C.H centers in Zagazig city in a period of 6 months . They were ( 200 ) pregnant mothers ( 50 of them were early bookers and 150 were late bookers ) .-Data were collected using :-An interview questionnaire sheet was used to collect data about demographic characteristics, and socioeconomics condition of the family such as age, education , and occupation of the mother and father , family size , and housing condition . Data about pas- Results revealed the following : -1- The majority of women ( 75 % ) booked late for antenatal care .2- The majority of mothers were housewives ( 94 % ), from urban area ( 92 % of early booking mothers and 88.7 % of late booking group ) , married at age from ( 20 – 25 ) years old , and two thirds of early booking mothers ( 66 % ) were living at middle so3- Half of both groups had a family history of hypertension , liver diseases and diabetes . While one third of late booking group and more than quarter of early booking group had a history of lung diseases , kidney diseases , and gynecological disorders .4- Nearly half of early booking mothers had a short pregnancy space ( less than 2 years ) compared to (31.7% ) of late booking .5- Only ( 17.6% ) and ( 22 . 5% ) respectively of early and late booking mothers had their last delivery with cesarean section .6- Nearly half of both groups were suffering from anemia , hypertension , hypotension and kidney diseases .7- Only ( 8% ) of early booking women didn’t want their pregnancy compared to ( 20% ) of late booking women .8- The highest frequency, and regularity of antenatal visits were among early booking women ( 50% ) compared to ( 38% ) of late booking group .9- More than one third of late booking mothers didn’t come for antenatal care as a result of ignorance about the importance of antenatal care .10- More than half of both groups have got benefitfrom limited cost .While ( 36% ) of both groupshave got benefit from checkup ,and physicalexamination and ( 23.3% ) of late booking motherstook vaccination only .11- Half of early booking didn’t decide about the placeof delivery .SummeryCare during antenatal period is very important to pregnant mothers as well as babies . Therefore Ministry of Health has established M.C.H centers in every city . At the same time mothers can receive care through the outpatient of the maternity hospitals .Early and regular attendance of the pregnant mother to the antenatal clinic for health supervision is very important, and is imperative for high risk group . late booking was defined as booking for antenatal care after the first trimester .- The aim of the study :-The aim of the study was to determine the magnitude of late antenatal booking, and its causes in M.C.H centers in Zagazig city .- Subjects and methods :-A convenience sample composed of all pregnant mothers attending two M.C.H centers in Zagazig city in a period of 6 months . They were ( 200 ) pregnant mothers ( 50 of them were early bookers and 150 were late bookers ) .-Data were collected using :-An interview questionnaire sheet was used to collect data about demographic characteristics, and socioeconomics condition of the family such as age, education , and occupation of the mother and father , family size , and housing condition . Data about pas- Results revealed the following : -1- The majority of women ( 75 % ) booked late for antenatal care .2- The majority of mothers were housewives ( 94 % ), from urban area ( 92 % of early booking mothers and 88.7 % of late booking group ) , married at age from ( 20 – 25 ) years old , and two thirds of early booking mothers ( 66 % ) were living at middle so3- Half of both groups had a family history of hypertension , liver diseases and diabetes . While one third of late booking group and more than quarter of early booking group had a history of lung diseases , kidney diseases , and gynecological disorders .4- Nearly half of early booking mothers had a short pregnancy space ( less than 2 years ) compared to (31.7% ) of late booking .5- Only ( 17.6% ) and ( 22 . 5% ) respectively of early and late booking mothers had their last delivery with cesarean section .6- Nearly half of both groups were suffering from anemia , hypertension , hypotension and kidney diseases .7- Only ( 8% ) of early booking women didn’t want their pregnancy compared to ( 20% ) of late booking women .8- The highest frequency, and regularity of antenatal visits were among early booking women ( 50% ) compared to ( 38% ) of late booking group .9- More than one third of late booking mothers didn’t come for antenatal care as a result of ignorance about the importance of antenatal care .10- More than half of both groups have got benefitfrom limited cost .While ( 36% ) of both groupshave got benefit from checkup ,and physicalexamination and ( 23.3% ) of late booking motherstook vaccination only .11- Half of early booking didn’t decide about the placeof delivery .