te 
‘XIV,3 
Acosta-Sison and Calderon: Pelvimetry 
265 
Taste V.—The relationship of the index of the posterior plane of the pelvic 
outlet to the length of the second stage and birth weight of the baby. 
“9 - bite! 
orm: grams 0 
and spon- tp Average| birth 
Index of posterior plane of pelvic outlet taneously! probe) birth j|weightof 
in multipare. delivered. ane at weight | baby per 
Cases, pho of baby. minute of 
651. i second 
stage. 
Hm | 9. 
Te ee a is a eee seas he paca sida heneye 124|0 57.75 3; 48.1 
ee Be cr cc radenunes a eagheeapemendae 890 | 1 00 2, 996 49. 98 
Bak 0 0 a ie os cis Seeeee eee 126; 0 44 8,085 69.0 
Oe 00 TR Oech oss ck own cdc cvauas ees ence aleavecwencetan 11/0 47 8, 041 65.0 
On examining Table V one notices the close relationship be- 
tween the weight of the baby, the index of the posterior plane, 
and the length of the second stage of labor. 
TABLE VI.—Cases with prolonged second stage of labor; 43 cases; not 
included in Table V. Multiparez. 
Aver- 
Aver- age 
length (Aver | of 
Index of the poste- ss Z 4 
rior plane of pelvic Cases) .,, of a bieth weight Complications. Operations. 
outlet. nt ari 
stage weight.) minute 
of of 
labor. second 
stage. 
HH. m. g 
Prolapse of hand 
with vertex, 1----- 
Placenta previa, 1_.- Mid forceps, i. 
$1 to 40.9.2 cccccc., 10; 8 84) 8,188 | 18.4 4h. O. P., 1-222... few forceps, 7. 
R. O. T., 1---.------- Podalic version, 1. 
Wes Lan h deme ccecs 
Prolonged labor, 5_-- 
IE 8 Ae SOG Bie ceegcoet ot 
. vO Ps Boas iids 
Placenta previa, 1___ 
He OoT.  dgeecacaee 
Transverse position, 
41 to 50.9 25| 2 44| 3,089; 18.8|) 2 nieecpliorgne Poe 
[ict <1 Se geketeenapea eee . AH mee er eee : 
ne SG SG "Roe Mid forceps, 5. 
Prolapes arm with Low forceps, 3. 
Werte, fo sas 
Uterine inertia, 1___- 
Ory labOr SD occu 
Prolonged labor, 3..- 
BR OP; 4c 
BI to 67.9.--------. 8| 2 10/93,448| 26,5 Placenta previa, 1...) pogatic version, 5. 
Fis babyy Bcc. ccan< 
2 One baby weighed 6,320 grams. 
