Karlijn Massar

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Because male height is associated with attractiveness, dominance, and reproductive success, taller men may be less jealous. And because female height has a curvilinear relationship with health and reproductive success (with average-height females having the advantages), female height may have a curvilinear relationship with jealousy. In Study 1, male height(More)
This qualitative study aimed to identify psychosocial and environmental factors contributing to low utilization of maternal healthcare services in Kalomo, Zambia. Twelve focus group discussions (n = 141) and 35 in-depth interviews were conducted in six health centre catchment areas. Focus group discussions comprised women of reproductive age (15-45 years),(More)
The present paper focuses on the effect a rival's facial attractiveness has on female jealousy. A parafoveal subliminal priming paradigm was employed to expose participants to rivals outside their conscious awareness. Female participants were exposed to either an attractive woman or an unattractive woman for 60 ms. They subsequently read a jealousy-evoking(More)
BACKGROUND Maternity waiting homes (MWHs) are aimed at improving access to facility-based skilled delivery services in rural areas. This study explored women's experiences and beliefs concerning utilisation of MWHs in rural Zambia. Insight is needed into women's experiences and beliefs to provide starting points for the design of public health interventions(More)
BACKGROUND Despite the policy change stopping traditional birth attendants (TBAs) from conducting deliveries at home and encouraging all women to give birth at the clinic under skilled care, many women still give birth at home and TBAs are essential providers of obstetric care in rural Zambia. The main reasons for pregnant women's preference for TBAs are(More)
In a study among 40 males and 56 females, participants engaged in a series of decomposed social games in which they had to divide resources between themselves and either a same-sex or an opposite sex other. As predicted on the basis of theorizing on sexual selection, males behaved more competitively towards another man than towards a woman, whereas women(More)
OBJECTIVE Recent work suggests that the psychology of pathogen-avoidance has wide-reaching effects on how people interact with the world. These processes - part of what has been referred to as the behavioural immune system - are, in a way, our 'evolved' health psychology. However, scholars have scarcely investigated how the behavioural immune system relates(More)
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