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Birds of a Feather Flock Together, but What About Fledglings? Observational Census as a Method to Investigate Spatial, Temporal, Generational, and Gendered Dimensions of Microecological Segregation Cover

Birds of a Feather Flock Together, but What About Fledglings? Observational Census as a Method to Investigate Spatial, Temporal, Generational, and Gendered Dimensions of Microecological Segregation

Open Access
|May 2024

Figures & Tables

Figure 1

Observed racial composition of all groups (n = 6,496).

Figure 2

Observed racial composition of groups observed in the district of Vartiokylä.

Table 1

Results of logistic regression model predicting racial heterogeneity in a group from other group attributes.

ESTIMATE (SE)p
Intercept–2.23
Gender (ref = female group)
    Male group  0.25 (0.16)0.115
    Mixed-gender group  0.54 (0.15)0.0003
Age (ref = 0–14 years)
    15–18–0.30 (0.21)0.143
    19–30–0.69 (0.19)0.0004
    31–45–1.26 (0.22)<0.0001
    46–64–2.68 (0.39)<0.0001
    65+–3.72 (0.60)<0.0001
    Adults and children/teens–2.11 (0.20)<0.0001
    Adults and adults–1.46 (0.25)<0.0001
Group size (ref = 2 people)
    3 people  0.61 (0.15)<0.0001
    4 people  1.41 (0.19)<0.0001
    5–7 people  1.22 (0.28)<0.0001
    8+ people  3.17 (0.43)<0.0001
Time of day (ref = 9–12)
    12–16  0.33 (0.20)0.095
    16–19  0.25 (0.21)0.234
    19–>  0.44 (0.27)0.106
Area income (ref = lowest Q)
    Second quartile  0.08 (0.14)0.569
    Third Q quartile–0.16 (0.23)0.489
    Fourth Q quartile–0.59 (0.19)0.002
    Public place (ref = public)
    Not public–0.04 (0.18)0.804

[i] Note. Unstandardized estimates are presented. Pseudo-R-squared (calculated via McFadden’s method) was 0.24. And 95% confidence levels for all contrast estimates are presented in Table S4. Income quartile limits were (in euros per household on average) 48,767, 54,519, 67,874, and 102,347.

Figure 3

Predicted probabilities of observed racial heterogeneity in a group per age group, with 95% confidence levels. A + C/T = Adults with children and/or teens. A + A = Adults from different age groups.

Table 2

Results from a logistic regression model predicting group’s nighttime (after 7 pm) appearance from group gender composition, group racial composition, and their interaction.

B (SE)p
Intercept–3.02
Gender comp. (ref = female)
    Male group  0.01 (0.26)0.971
    Mixed-gender group  0.73 (0.37)0.047
Racial comp. (ref = all-White group)
    All non-White group  0.17 (0.19)0.368
    Mixed race group  0.48 (0.14)<0.001
NW × Male  1.05 (0.32)0.001
Mixed Ethn × Male–0.73 (0.58)0.206
NW × Mixed-Gender–0.10 (0.32)0.764
Mixed ethn. × Mixed-Gender–0.05 (0.44)0.904

[i] Note. Unstandardized coefficients are presented. For pairwise contrasts (with confidence levels), see Table S6. Pseudo-R-squared (computed via McFadden’s method) was 0.02.

Figure 4

Nighttime appearance as a function of group gender and ethnic composition.

Table 3

Fit indices for the latent class solutions.

AICBICSABICENTROPY
Two classes58,315.3258,538.8758,434.010.74
Three classes57,646.4257,985.1357,826.250.66
Four classes57,160.8157,614.6957,401.790.66
Five classes57,015.5357,584.5857,317.650.64
Six classes56,898.5157,582.7157,261.750.73

[i] Note. SABIC = sample-size adjusted BIC.

Figure 5

Frequencies of indicator levels in the 5-cluster solution.

Figure 6

Frequencies of clusters at different times, in dirrernt income areas and in public vs. not public places.

Note. For ‘public’, 1 = public and 2 = not public.

DOI: https://doi.org/10.33134/njmr.727 | Journal eISSN: 1799-649X
Language: English
Page range: 5 - 5
Submitted on: Aug 10, 2023
Accepted on: Dec 12, 2023
Published on: May 8, 2024
In partnership with: Paradigm Publishing Services

© 2024 Katarina Pettersson, Sointu Leikas, Jan-Erik Lönnqvist, Ira Frejborg, Isabella Wahrman, published by Helsinki University Press
This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 License.