Life expectancy

["HUY DUONG" <huy.duong@ctsu.ox.ac.uk>]

Cha`o ca'c ba'c,

> Yeah, tui cu~ng tha^'y ma^'y ca'i stat na`y.  Cu~ng nhu+
>pha^`n ddo^ng stat ve^` longevity, ma^'y ca'i na`y cu~ng kho' tin.
>Ne^'u la` ngu+o+`i o+? ddo^`ng ba(`ng, co' nhie^`u cu+ da^n thi`
>ddo^. tin ca^.y kha' ho+n.

Tui tha^'y bo.n Ta^y kie^u ca<ng ky` thi. hay coi thu+o+`ng
ta ve^` -du? thu+', chu+' ve^` sinh na<m na`o tui nghi~ da^n VN
co' reliable data. Da^n VN -da.i -da so^' bie^'t mi`nh & 
nhu+~ng ngu+o+`i trong gia -di`nh tuo^?i con gi`, nhie^`u 
khi bie^'t ca? quy' gi`, & nhie^`u khi du`ng nhu+~ng thu+' -do' 
trong ~ vie^.c nhu+ cho.n vo+./cho^`ng, nga`y cu+o+'i,
bo'i toa'n, kie^ng cu+?. Bie^'t nhu+ the^'  thi` co' the^? xa'c-di.nh 
tuo^?i 1 ca'ch reliable.

>tie^n tie^'n.  O+? VN nga`y nay, life expectancy va`o khoa?ng
>63 cho nam va` 68 cho nu+~a, tu+o+ng ddu+o+ng vo+'i ca'c nu+o+'c
>trong vu`ng DNA (va` cao ho+n Nga).  

Really? Cao ho+n Nga a`?

>Nhu+ng so vo+'i ca'c nu+o+'c
>Ta^y phu+o+ng (72 cho nam va` 79 cho nu+~) 

VN tha^'p ho+n TQ.

>thi` VN co`n pha?i
>do a lot of public health things.

Tha^.t ra tui nghi~ VN tha^'p la` vi` tu+? vong trong tre? em,
chu+' cho nhu+~ng ngu+o+`i tre^n 10 tuo^?i thi` cha<'c
life expectancy kha' cao.

>Nhu+ng cu`ng lu'c, ty? le^. abortion (tu+'c la` pre-natal
>mortality) cu~ng ta(ng.  Nhu+ va^.y no' cu~ng cancel out.  Co'
>tay demographer no. dda~ ti'nh la` tuo^?i tho. chi'nh xa'c nga`y
>nay chi? khoa?ng 40!

Thu+o+`ng thu+o+`ng thi` life expectancy la` from birth.
That in a way reflects the state of health of a population.
I don't think it's meaningful to include abortions.

> Tui co' ca?m gia'c la` mi`nh dda~ dde^'n ca'i upper limit
>cu?a life expectancy.  

There is another important effect: people stay young longer.

>Ngay ca? chu'a co`n co' no'i "Seventy years
>is all we have - eighty years, if we are strong; yet all they bring
>us is trouble and sorrow; life is soon over, and we are gone."
>(Psalm 90:10).

Sao ba'c bie^'t la` chua' no'i? Lo+~ tha<`ng cha Do Tha'i
na`o no'i thi` sao?

Huy