Table 2 Storytelling ability and camp-mate decisions

From: Cooperation and the evolution of hunter-gatherer storytelling

Variable Model 1 Model 2 Model 3
Log-odds estimate Odds ratio Log-odds estimate Odds ratio Log-odds estimate Odds ratio
Storytelling reputation 0.56 [0.4; 0.72]*** 1.75 0.78 [0.58; 0.98]*** 2.17 0.67 [0.47; 0.87]*** 1.95
Primary kin (ref. non-kin) 0.74 [0.35; 1.13]*** 2.09 0.7 [0.31; 1.09]*** 2.02
Distant kin (ref. non-kin) 0.59 [0.3; 0.88]*** 1.81 0.57 [0.28; 0.86]*** 1.77
Spouse’s primary kin/primary kin’s spouse (ref. non-kin) 0.59 [0.24; 0.94]*** 1.81 0.57 [0.22; 0.92]** 1.77
Spouse’s distant kin/other affines (ref. non-kin) 0.25 [0; 0.5]* 1.29 0.24 [−0.01; 0.49]˙ 1.27
Spouse (ref. non-kin) −0.25 [−0.98; 0.48] 0.78 −0.28 [−1.02; 0.46] 0.76
Reciprocity 0.66 [0.46; 0.86]*** 1.93 0.67 [0.47; 0.87]*** 1.95
Fishing reputation 0.4 [0.13; 0.67]** 1.5
Hunting reputation 0.24 [−0.03; 0.51]˙ 1.27
Tuber gathering reputation 0.27 [0; 0.54]˙ 1.31
Medicinal knowledge reputation 0.12 [−0.12; 0.36] 1.12
Camp influence reputation 0.23 [−0.02; 0.48]˙ 1.26
Intercept −0.88 [−0.68; −1.08]*** 0.92 [0.35; 1.49]** 0.97 [0.38; 1.56]**
Distance, age, and sex controls No Yes Yes
  1. Models assessing the likelihood of skilled storytellers being selected in a ‘camp-mate’ network, using a logistic GEE regression (n = 291, dyads = 6534). All models contain camp size as a control variable (not displayed). 95% confidence intervals are displayed in brackets. ˙ P<0.1, *P<0.05, **P<0.01, ***P<0.001