<< Sources of Outlet >>

An examination of the sources of outlet of the younger adolescent males indicates that their higher rates of total outlet are not consequent upon an increased frequency in each and every kind of sexual activity. On the contrary, nearly all of the increased frequency comes from masturbation, premarital intercourse, and the homosexual (Tables 72, 73, 74, 75, 76, 77, 78).

Tables 72, 34f. Frequency of masturbation to orgasm,
as related to age at onset of adolescence
Masturbation by Educational Level
Males Females
Age at
Adol.
Cases Single Males Age
During
Activity
Age
at
Adol.
Single Females Married Females
Total Population Indices,
Total
Populations
Active Population
Mean
Frequency
Me-
dian
Freq.
%of
Total
Outlet
By
Means
%
By
Me-
dians
%
Active
Incid.
%
Mean
Frequency
Me-
dian
Freq
Active
Incid.
%
% of
Total
Outlet
Cases in
Total
Sample
Active
Incid.
%
% of
Total
Outlet
Cases in
Total
Sample
Educ. level 0-8 -- Activity between adol.-15
8-12 131 2.65 ± 0.25 1.70 53.0 230 284 96.9 2.73 ± 0.25 1.76 Adol.-15 8-11 2176 1203  
13 180 1.71 ± 0.16 1.01 53.8 149 168 91.7 1.87 ± 0.17 1.19  12 18 901684
14 270 1.25 ± 0.11 0.60 53.7 109 100 80.4 1.55 ± 0.12 0.9413 20 861747
15+ 115 1.15 ± 0.14 0.60 58.0 100 100 79.1 1.45 ± 0.16 0.9014 21 86796
Educ. level 0-8 -- Activity between 16-2015 + 17 83262
8-12 114 1.47 ± 0.18 0.77 28.3 179 197 91.2 1.61 ± 0.19 0.92 16-20 8-1132 56 116624 7 139
13 165 0.96 ± 0.09 0.50 31.1 117 128 86.1 1.11 ± 0.10 0.71   12 2760 1638 249 153
14 266 0.82 ± 0.07 0.39 31.9 100 100 82.3 1.00 ± 0.08 0.5313 26 601700 25 10169
15+ 154 0.89 ± 0.09 0.47 40.0 109 120 89.0 1.00 ± 0.10 0.5814 29 61777 21 376
Educ. level 9-12 -- Activity between adol.-1515 + 25 71345    
8-12 170 2.32 ± 0.17 1.64 58.2 157 132 97.1 2.39 ± 0.17 1.72 21-25 8-1139 43 52629 7 333
13 197 2.10 ± 0.19 1.21 60.6 142 115 91.9 2.28 ± 0.20 1.38   12 3448 769 266 458
14 213 1.62 ± 0.12 1.06 66.0 109 101 85.0 1.91 ± 0.13 1.3813 34 48851 28 7487
15+ 42 1.48 ± 0.26 1.05 59.3 100 100 83.3 1.77 ± 0.28 1.4014 32 45460 25 4254
Educ. level 9-12 -- Activity between 16-2015 + 32 34203 22 8121
8-12 162 1.37 ± 0.11 0.80 34.9 120 154 92.0 1.49 ± 0.12 0.91 26-30 8-1144 31 19631 7 286
13 196 1.45 ± 0.17 0.74 41.1 127 142 90.3 1.60 ± 0.19 0.88   12 3937 266 316 426
14 207 1.14 ± 0.10 0.52 42.5 100 100 84.5 1.34 ± 0.11 0.7713 46 54323 33 7527
15+ 58 1.34 ± 0.19 0.87 44.4 117 167 94.8 1.42 ± 0.19 0.9214 40 34192 29 6275
Educ. level 13+ -- Activity between adol.-1515 + 44 4887 31 11147
8-12 893 2.61 ± 0.09 1.98 79.7 175 194 90.3 2.89 ± 0.10 2.24 31-35 8-1154 32 9936 8 185
13 896 2.15 ± 0.08 1.59 78.8 144 159 83.4 2.58 ± 0.08 2.01   12 4630 122 357 291
14 600 1.67 ± 0.09 1.02 78.6 112 100 73.2 2.29 ± 0.10 1.8213 49 60162 36 8415
15+ 114 1.49 ± 0.19 1.02 80.9 100 100 60.5 2.46 ± 0.25 1.9314 49 36109 30 7224
Educ. level 13 + -- Activity between 16-2015 +     34 12131
8-12 893 2.02 ± 0.08 1.43 67.2 142 164 91.8 2.20 ± 0.08 1.63 36-40 8-1160 25 6540 7 133
13 896 1.66 ± 0.06 1.08 65.4 117 124 88.6 1.88 ± 0.06 1.38   12 5030 66 3410 187
14 600 1.45 ± 0.07 0.92 64.2 102 106 84.5 1.72 ± 0.07 1.3113 50 6396 36 10270
15+ 170 1.42 ± 0.12 0.87 63.6 100 100 83.5 1.70 ± 0.13 1.2314 60 2962 33 10168
Educ. level 13+ -- Activity between 21-2515 +       41 1293
8-12 561 1.46 ± 0.08 0.78 53.1 128 150 90.4 1.61 ± 0.08 0.92 41-45 8-11       3810 78
13 566 1.18 ± 0.06 0.68 52.2 104 131 85.7 1.38 ± 0.07 0.85  12       32 9102
14 393 1.14 ± 0.07 0.52 53.2 100 100 82.7 1.37 ± 0.08 0.8013       35 10144
15+ 136 1.17 ± 0.13 0.55 53.0 103 106 81.6 1.43 ± 0.15 0.8114       38 15101
Educ. level 13+ -- Activity between 26-3015 +       35 1171
8-12 176 1.36 ± 0.17 0.58 49.8 137 132 89.8 1.52 ± 0.18 0.71  
13 179 0.99 ± 0.09 0.49 42.7 100 111 80.4 1.23 ± 0.10 0.78
14 152 1.11 ± 0.13 0.44 52.9 112 100 82.2 1.35 ± 0.15 0.66
Figure 91. Relation of age at onset of adolescence to frequencies of masturbation,
pre-marital intercourse with companions, and homosexual outlet
Based on single males.
Relative lengths of bars show mean frequencies for each adolescent group.
Effects shown as continuing up to 10 years for a grade school group (0-8);
and up to 20 years for a college group (13+).

Masturbation. While 90 per cent of the younger-maturing boys are involved in masturbation during their early teens, only 60 per cent of the late-maturing boys are involved in that same period. In successive five-year periods the number of earlier-adolescent males who are masturbating is 10 per cent to 15 per cent higher than the number of later-adolescent males who are so involved. Ultimately, nearly 99 per cent of the younger-adolescent boys have some experience in masturbation, while only 93 per cent of the later-adolescent boys are ever involved (Table 73, Figure 92). The younger-maturing boys have about twice as much masturbation as the late-maturing males during the early adolescent years, and 50 to 60 per cent more masturbation between 16 and 25 years of age, if they remain single. The frequencies calculated for the active population (i.e., for that portion of the population that is involved in this activity at all) are definitely higher in every age period for the males who matured first (Table 72). At this college level, these higher frequencies in masturbation are the chief source of the higher total outlets of the younger-maturing males.

Table 73, 31f. Experience in masturbation,
as affected by age at onset of adolescence
Age Masturbation and Age at Adolescence
Accumulative Incidence Data
Adolescent
by 11
Adolescent
at 12
Adolescent
at 13
Adolescent
at 14
Adolescent
at 15 +
Males Females Males Females Males Females Males Females Males Females
Cases % with
Exper.
Cases % with
Exper.
Cases % with
Exper.
Cases % with
Exper.
Cases % with
Exper.
Cases % with
Exper.
Cases % with
Exper.
Cases % with
Exper.
Cases % with
Exper.
Cases % with
Exper.
5     1202 2     1675 2     1744 2     793 2    348 2
8 307 0.3    724 0.0    986 0.0    650 0.0    187 0.0   
9 307 2.9    724 0.0    986 0.0    650 0.0    187 0.0   
10 307 21.2 1202 9 724 0.0 1675 8 986 0.0 1744 7 650 0.0 793 8 187 0.0 348 7
11 307 79.8    724 0.0    986 0.0    650 0.0    187 0.0   
12 307 87.9    724 71.4    986 0.0    650 0.0    187 0.0   
13 307 91.2    724 80.5    986 65.4    650 0.0    187 0.0   
14 307 93.2    724 85.5    986 77.5    650 60.2    187 0.0   
15 307 93.8 1182 22 724 89.0 1659 19 986 82.9 1733 21 650 71.7 788 22 187 39.6 348 18
16 307 94.8    724 90.2    986 85.8    650 76.9    187 63.1   
17 307 95.1    724 91.3    985 88.6    649 80.3    187 73.3   
18 297 95.3    706 92.5    957 89.8    630 84.3    187 78.1   
19 282 96.5    660 93.3    897 90.3    593 86.3    180 80.0   
20 266 97.0 873 37 609 93.8 1222 33 802 91.4 1316 32 529 87.7 645 33 170 82.4 283 28
21 243 97.9    510 95.1    689 91.9    472 88.8    154 85.1   
22 205 97.6    407 95.8    568 92.6    401 89.8    126 88.1   
23 183 97.3    339 96.5    474 93.2    332 90.1    105 88.6   
24 152 97.4    274 96.7    391 93.9    288 88.5    84 88.1   
25 131 99.2 509 47 238 97.1 739 45 345 94.5 847 43 246 89.8 461 43 77 87.0 234 39
26 112 99.1    206 97.1    310 95.8    224 92.0    67 88.1   
27 90 98.9    174 97.1    278 96.8    205 91.7    54 90.7   
28 86 98.8    155 97.4    248 97.2    188 91.0         
29 74 98.6    144 97.2    223 96.9    174 90.2         
30 64 98.4 35451 125 97.6 48550 206 97.1 65052 162 92.6 36548   195 46
31 60 98.3    110 97.3    188 96.8    156 92.3         
32 55 98.2    100 97.0    171 97.1    149 93.3         
33 53 98.1    91 96.7    154 97.4    135 92.6         
34      85 97.6    142 97.9    124 93.5         
35   249 5777 97.4 319 56 131 97.7 469 56 119 94.1 279 55    15654
36      70 97.1    119 97.5    114 94.7         
37      64 96.9    105 98.1    103 94.2         
38      60 96.7    100 98.0    100 95.0         
39      57 96.5    89 97.8    93 94.6         
40    15060 50 98.0 19658 83 97.6 29658 87 95.4 19155    117 55

For males, accumulative incidence data based on males of the college level (Educational Level 13+).
For females, table based on total sample, including single, married, and previously married females.

Figure 92. Relation of age at onset of adolescence to accumulative incidence of masturbation

Based on lifetime histories of males of the college level.
Each adolescent group maintains Its relative position for 20 or more years.


In the case of the male we recognized differences in the patterns of sexual behavior which correlated to a considerable extent with the age at which he became adolescent . In general, the males who turned adolescent at earlier ages more promptly became active sexually, became involved in more types of sexual activity, had higher frequency rates in each type of activity, and had higher rates of total outlet. Such correlations with the age of the female at the time she turns adolescent are, however, hardly observable in our data.

The number of females who ultimately masturbated (the accumulative incidences, Table 31f) and the number who were masturbating in any single five-year period (the active incidences, Table 34f) were not particularly different among the girls who had turned adolescent at twelve, thirteen, and fourteen years of age. A few more of the females who had turned adolescent by eleven may have masturbated, and a bit fewer of those who turned adolescent at fifteen.

The frequencies with which the average masturbating female had experienced self-induced orgasm ( the active median frequencies), the average frequencies within the group (the active mean frequencies), and the averages for the total sample including both the masturbating and the non-masturbating females (the total mean frequencies ), show little variation and no trend which correlates with the ages at which the females had turned adolescent.

Neither did the proportion of the female’s total outlet which was derived from masturbation seem to depend upon the age at which she had turned adolescent. The factors which are responsible for the correlations between the age at which the male turns adolescent and the nature of his subsequent sexual activity seem not to be operative in the female.

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