Estimating the age structure of a population of buried adults: a new statistical approach applied to archaeological digs in France

Isabelle Séguy, INED (Institut national d’Etudes Démographiques), Paris/CEPAM, Nice,

Henri Caussinus, Institut de Mathématiques, Université Paul Sabatier, Toulouse,

DanieI Courgeau, INED, Paris,

Luc Buchet, CEPAM (UMR 7264, Université de Nice Sophia Antipolis-CNRS) / INED, Nice,

6 TABLES

Table S1: Antibes. Parameters of the Dirichlet prior distribution

18-19 / 20-24 / 25-29 / 30-34 / 35-39 / 40-44 / 45-49 / 50-54 / 55-59 / 60-64 / 65-69 / 70-74 / 75-79 / 80 and over
0.27 / 0.66 / 0.71 / 0.73 / 0.80 / 0.84 / 0.93 / 1.05 / 1.21 / 1.39 / 1.50 / 1.50 / 1.21 / 1.21
0.15 / 0.78 / 0.87 / 1.01 / 1.29 / 1.65 / 1.55 / 0.69

Table S2. Maubuisson. Parameters for the three Dirichlet prior distributions

Age classes / 20-24 / 25-29 / 30-34 / 35-39 / 40-44 / 45-49 / 50-54 / 55-59 / 60-64 / 65-69 / 70-74 / 75-79 / 80 +
Uniform a priori distribution / 1 / 1 / 1 / 1 / 1 / 1 / 1 / 1 / 1 / 1 / 1 / 1 / 1
Pre-industrial standard (female) / 0.64 / 0.68 / 0.72 / 0.75 / 0.77 / 0.79 / 0.92 / 1.07 / 1.28 / 1.43 / 1.47 / 1.21 / 1.28
Modified pre-industrial standard (PIS-m) / 0.28 / 0.30 / 0.56 / 0.58 / 0.85 / 0.87 / 1.02 / 1.18 / 1.41 / 1.58 / 1.62 / 1.34 / 1.41

Table S3. Frénouville, Merovingian period. Selected parameters of posterior distributions for the 13 age-class analysis.

Age groups / mean / standard deviation / 1st quartile / median / 3rd quartile
18 - 24 / 0.368 / 0.098 / 0.313 / 0.384 / 0.438
25 - 29 / 0.068 / 0.084 / 0.011 / 0.035 / 0.096
30 - 34 / 0.046 / 0.059 / 0.008 / 0.023 / 0.068
35 - 39 / 0.032 / 0.035 / 0.009 / 0.023 / 0.046
40 - 44 / 0.032 / 0.037 / 0.008 / 0.021 / 0.044
45 - 49 / 0.041 / 0.042 / 0.012 / 0.028 / 0.062
50 - 54 / 0.040 / 0.038 / 0.014 / 0.034 / 0.053
55 - 59 / 0.057 / 0.051 / 0.022 / 0.047 / 0.080
60 - 64 / 0.053 / 0.041 / 0.024 / 0.048 / 0.078
65 - 69 / 0.088 / 0.060 / 0.045 / 0.074 / 0.126
70 - 74 / 0.062 / 0.046 / 0.028 / 0.052 / 0.090
75 - 79 / 0.048 / 0.042 / 0.015 / 0.040 / 0.071
80 et + / 0.066 / 0.052 / 0.026 / 0.055 / 0.098

Table S4. Distributions by biological stage and age group of the selected reference

population: females

Stage / 18-19 / 20-24 / 25-29 / 30-34 / 35-39 / 40-44 / 45-49 / 50-54 / 55-59 / 60-64 / 65-69 / 70-74 / 75-79 / 80 +
A / 14 / 39 / 36 / 13 / 14 / 16 / 20 / 12 / 6 / 3 / 5 / 2 / 4 / 2
B / 2 / 10 / 8 / 19 / 14 / 13 / 15 / 13 / 14 / 5 / 3 / 5 / 4 / 11
C / 1 / 4 / 5 / 1 / 5 / 9 / 10 / 9 / 9 / 7 / 9 / 11 / 7 / 13
D / 1 / 2 / 3 / 5 / 3 / 4 / 6 / 11 / 10 / 10 / 8 / 8 / 9 / 15
E / 0 / 2 / 0 / 5 / 4 / 2 / 2 / 6 / 10 / 7 / 13 / 7 / 9 / 28
total / 18 / 57 / 52 / 43 / 40 / 44 / 53 / 51 / 49 / 32 / 38 / 33 / 33 / 69
Table S5. Distributions by biological stage and age group of the selected reference population: males
Stage / 18-19 / 20-24 / 25-29 / 30-34 / 35-39 / 40-44 / 45-49 / 50-54 / 55-59 / 60-64 / 65-69 / 70-74 / 75-79 / 80 +
A / 13 / 35 / 21 / 20 / 16 / 14 / 7 / 3 / 10 / 3 / 3 / 0 / 1 / 0
B / 1 / 7 / 11 / 11 / 9 / 8 / 13 / 11 / 6 / 5 / 2 / 6 / 6 / 6
C / 1 / 1 / 4 / 7 / 8 / 5 / 5 / 7 / 8 / 7 / 9 / 6 / 7 / 10
D / 1 / 2 / 5 / 5 / 3 / 5 / 6 / 8 / 6 / 11 / 14 / 9 / 11 / 15
E / 0 / 0 / 2 / 3 / 4 / 4 / 3 / 4 / 4 / 7 / 14 / 11 / 6 / 14
total / 16 / 45 / 43 / 46 / 40 / 36 / 34 / 33 / 34 / 33 / 42 / 32 / 31 / 45
Table S6. Distributions by biological stage and age group of the selected reference population: both sexes
Stage / 18-19 / 20-24 / 25-29 / 30-34 / 35-39 / 40-44 / 45-49 / 50-54 / 55-59 / 60-64 / 65-69 / 70-74 / 75-79 / 80 +
A / 28 / 79 / 59 / 41 / 28 / 27 / 31 / 17 / 16 / 6 / 7 / 3 / 4 / 5
B / 5 / 22 / 20 / 25 / 33 / 31 / 24 / 24 / 25 / 14 / 10 / 14 / 13 / 15
C / 3 / 3 / 15 / 13 / 13 / 15 / 21 / 19 / 19 / 13 / 18 / 18 / 16 / 24
D / 1 / 4 / 8 / 10 / 7 / 8 / 12 / 21 / 15 / 23 / 26 / 19 / 23 / 37
E / 0 / 2 / 2 / 9 / 8 / 7 / 6 / 10 / 15 / 14 / 28 / 18 / 14 / 43
total / 37 / 111 / 104 / 98 / 88 / 87 / 94 / 91 / 90 / 72 / 88 / 71 / 70 / 123

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