Ngaba amawele kunye nokuphindaphinda kuzalelwa kuncinci kunezingcingo?
Ingxelo ekhutshwe yi- National Vital Statistics Report ngasekupheleni konyaka we-2011 ibonakalise ulwazi olutshandayo malunga namawele, ama-triple kunye nezinye iziphindaphindi kunye nendlela abaxhamla ngayo ekuzalweni kwama-singleton. Amanani akwenza kucacise ukuba iiplani zizalwe ngaphambili kwaye zincinci, zilinganisa ngaphantsi kwazo.
Amawele
Nangona iingozi zamapasa azinjengeziphakamileyo njengoko ziseziphindaphindiweyo zee-multiples, amawele angaphinda azalwe kusasa aze ahlawule.
Kwidatha eqokelelwe ekuzalweni ngonyaka ka-2009, i-11.4 ekhulwini yeewele zazalwa ngokusesikweni, (echazwa njengephambi kweeveki ezingama-32) kwaye ngaphezu kwesigamu (58.8%) zazalwa ngaphambi kweeyonto ezingama-37. Ngokuthelekiswa, kuphela iipesenti ezili-10 zeengtlone zizalwa ngaphambi kweiveki ezingama-37 kwaye ngaphantsi kweepesenti ezi-2 zizalwa ngaphambi kweiveki ezingama-32.
- Ubudala bokuba ubudala beewele kuba ngamaviki angama-35.3.
Ubunzima bokuzalwa obuphantsi buchazwa nje ngaphantsi kwama-2,500 amagremu okanye iipounds ezingama-5, ii-ounces eziyi-8. Ubunzima bokuzala obuphantsi kakhulu buchazwa njenge-weighing engama-1 500 amagremu okanye ama-3, i-ounces ama-5. I-half-half twins (56.6%) idibene nencazelo yokuzalwa okungaphantsi kweepesenti kunye neepesenti ezilishumi zamamawele ezelwe ngo-2009 zahlulwa njenge-birthweight ephantsi kakhulu.
- Isisindo esiphakathi kwamawele sasingamakhilogremu amahlanu, ii-ounces 2 (2,336 gram).
Ezintathu
Amantombazana angama-6 000 ayingxenye yokuzalwa kwethathu ngo-2009. Ngaphezu kwamaphesenti angama-90 (94.4%) azalwa kuqala (ngaphambi kweeveki ezingama-37) kunye neepesenti ezingamashumi amathathu nesikhombisa (36.8) zacatshangelwa kuqala (ezazalelwa ngaphambi kweiveki ezingama-32).
- Ubudala bentsingiselo yobudala beentathu ezizalwe ngeeveki ezingama-31.9.
Ngokuphindaphindiweyo ubuncinci ubuncinane ngaphantsi kwesiqingatha sobukhulu bentsana engabonakaliyo. Ingaphezulu kweyesithathu yabathathu abazalelwa ngo-2009 yayingaphantsi kakhulu.
- Isisindo esiphakathi kweentsana ze-triplet sasingamakhilogremu amathathu, ama-ounces ama-10.5.
Quadruplets
I-quadruplets , iintsana ezizalwe kwiiseti ezine, zenze ingozi.
Abantwana abangama-355 bazalwa njengama-quadruplets ngo-2009. Phantse bonke - i-98.3 ekhulwini - bezalelwa kwangaphambili kwaye ngaphezulu kwama-64.5 ekhulwini-bazalwa ngokusesikweni (ezingaphantsi kweeveki ezingama-32).
- Ixesha elithintekayo lokunyamekela kwabafazi abazalwa ngo-2009 lalingama-29.5 iiveki
Ngokufanayo, phantse onke ama-quadruplets - ama-98.6 ekhulwini - anzima ubunzima obungama-pounds amahlanu, ii-ounces ezisibhozo, kwaye ngaphezu kweyesibini-ntathu (iipesenti ezingama-68.1) zilinganiselwa ngaphantsi kweekhilogram ezintathu, ii-ounces ezintlanu.
- Ngo-2009, i-quadruplet yesilinganiso ilinganise iipounds ezimbini, ii-ounces ezingama-13,5 ekuzalweni.
Quintuplets and Higher
Ngonyaka ka-2009, iisethi ezininzi zamatyala amakhulu azalwe. Ziquka i- quintuplets (5), izilwanyana zesini (6), i-septuplets (7) kunye neziqu ezithintekayo, isethi seentsana ezisibhozo. U-2009 wabona ukuzalwa kwesisombululo sokuqala sabantu abathintekayo (iintsana ezisibhozo), ama-Suleman amancinci azalwa eCalifornia. Ezi zintsana zazaliswa kwiiveki ezingama-30.5, ngokugqithiseleyo ngaphezu kwe-26.6-weekly pregnancy. Kula ma-80 abantwana abazalwa njengeziphindaphindiweyo eziphindaphindiweyo ezifana ne- quintuplets , zesondo , ama-septuplets okanye ama-octuplets, phantse bonke bazalwa ngokukhawuleza. I-96.3% yayingaphambili (ngaphambi kweiveki ezingama-37) kunye ne-95.0 yayingaphambili. Ezinye iziphindaphindiweyo ze-intanethi ezizalwe ngo-2009 zibandakanya i-Stansel zesondo (2 zihlala), i-quintuplets yaseJones (evezwe kwiprogram ye-TV yeTLC, "Iimpawu ezixatywayo"), ii-Maskell-Mistalski ezine-quintuplets (ezine zihlala) kunye neConklin quintuplets e-Pennsylvania .
- Umyinge wesilinganiso se-quintuplets kunye nokuphindaphinda kwee-multiply order ngo-2009 kwakuyiiveki ezingama-26.6.
Ngenxa yobubele bawo obude, ama-Suleman ayenama-weighy weighing between 1 pound, 8 ounces and 3 pounds and 4 ounces. I-86.5% yezinto ezili-6 + zazingaphantsi kakhulu kwaye i-94.5% yayiyi-birthweight ephantsi ngo-2009.
- Umyinge wokuzalwa wokuzalwa kwezinto ezininzi kunye nokuphakama ngo-2009 wawungama-2 pounds, ama-ounces amathathu.
Iminyaka yobuGestational and Characteristics
| Ukuzalwa kwe-US 2009 | ||||||
| Zonke Ukuzalwa | Singletons | Amawele | Ezintathu | Quadruplets | Quintuplets + | |
| Inani | 4,130,665 | 3,987,108 | 137,217 | 5,905 | 333 | 80 |
| Ipesenti yokuqala (<32 wks) | 2.0 | 1.6 | 11.4 | 36.8 | 64.5 | 95.0 |
| I-precentm yeepesenti (<37.5 i-wks) | 12.2 | 10.4 | 58.8 | 94.4 | 98.3 | 96.3 |
| Kuthetha iminyaka yobudala (iiveki) | 38.6 | 38.7 | 35.5 | 31.9 | 29.5 | 26.6 |
| Isisindo esiphansi kakhulu sokuzalwa kwesisindo (<1,500 g okanye i-3 lbs. 5 oz.) | 1.5 | 1.1 | 9.9 | 35.0 | 68.1 | 86.5 |
Ukuzala okuphantsi kweepesenti (<2,500 g okanye i-5 lbs. 8 oz.) | 8.2 | 6.4 | 56.6 | 95.1 | 98.6 | 94.6 |
| Kuthetha ukuthwala i-grama (kunye neepounds) | 3262 (I-7 lbs. 3 oz.). | 3296 (7 ii-4 oz.). | 2336 (Ii-5 ii-2 oz.). | 1660 (3 lbs 10.5 oz.) | 1291 (Ii-2 ii-13,5 oz.). | 1002 (Ii-2 ii-3 oz.). |
Umthombo:
UMartin, J., et al. "Ukuzalwa: Idatha yokugqibela ka-2009." Iingxelo zeSizwe zeVital Statistics, uMqulu 60, ngoNovemba 2011.