Whether age modifies this ratio is unclear. We examined whether male-to-female (M–F) ratios change with age through a French nationwide prevalence/incidence study (2010) and a meta-analysis of incidence studies. We used French national drug claims databases to identify PD cases using a ...
Subsequently, the ratio of male:female infants warranting treatment was adjusted for the known ratio of male:female infants at birth. Meta-regression analyses were implemented in female and male groups, respectively, using birth weight, gestational age, postconceptual age at first treatment, and ...
Female starlings adjust primary sex ratio in response to aromatic plants in the nest Adjustment of offspring sex ratios should be favoured by natural selection when parents are capable of facultatively altering brood sex ratios and of recognizing the circumstances that predict the probable fitness benefi...
treatments. Both female and male cuckoos responded to playbacks acoustically, which demonstrated the primary role of acoustic communication in social interactions amongst cuckoos. Following this, some cuckoos flew closer to the models to inspect them visually. As predicted, no significant differences wer...
The only significant predictor of concordance in multivariate analyses when wives with a history of prostitution were excluded was an age of 45 years or older [odds ratio (OR), 8.68; 95% confidence interval (CI), 2.34-32.22]. This tendency was not explained by the length of current marriage...
Male and female aggression: lessons from sex, rank, age, and injury inTI Male and female aggression: lessons from sex, rank, age, and injury in olive baboons 喜欢 0 阅读量: 54 作者:MacNulty,DR,Bosacker,AL,Lehman,C,Bailey,A,Collins,DA,Packer,MacCormick,HA ...
1986. Age Trends in Male and Female Self‐Esteem in Norwegian Samples. Scandinavian Journal of Educational Research 30, 107‐119. Four studies of sex differences in global and academic self‐esteem in grades 3, 6, and 8 in Norwegian schools are reported. Self‐esteem was measured by a 13 ...
The figure provides a summary of the ratio between female and male MRTDs calculated using the Gompertz–Makeham model for all analyzed countries and birth cohorts. Full size image The disparate outcomes of the Gompertz and Gompertz–Makeham models are most likely caused by different parametrization...
When you go out to nightlife (especially if to pick up girls), you want a good male/female ratio in your group. And the truth is, there IS an ideal ratio!
Follow-up of the air pollution and the human male-to-female ratio analysis in São Paulo, Brazil: a times series study In order to assess if ambient air pollution in urban areas could be related to alterations in male/female ratio this study objectives to evaluate changes i... SGEK Mira...