Supplementary data file description For the supplementary data file: SI_Supplementary_data_file.csv Table’s contents by column: Column heading Contents Nr Row number ES_ID ID of effect size Exp_ID ID of experiment Comp_ID IDs of comparisons between separate data points Study_ID ID of study Shared_control Whether more than one experimental group was compared to a single control group within experiment Within_exp_id ID number of effect size within experiment Control_id ID of unique control group First_author First author name Year Year of publication J_abbr_name Abbreviated name of publication journal Animal Study species Strain Study species strain Dam_diet_choice_chow Type of maternal obesogenic diet [choice / chow] Dam_diet_start_exp_dPC Starting time of maternal treatment [day post-conception] Dam_diet_end_exp_dPC Ending time of maternal treatment [day post-conception] Dam_diet_lactation_incl Whether maternal treatment extended into lactation [yes / no] Dam_diet_duration Duration of dam obesogenic treatment [days] Dam_diet_contr_code Code for non-obesogenic diet used for dams in control group Dam_diet_contr_E Metabolic energy of the control maternal diet [kcal/g] Dam_diet_contr_PNP Protein:non-protein ratio of the control maternal diet, based on the % energy from protein, carbs and fat Dam_diet_exp_code Code for obesogenic diet used for dams in experimental group Dam_diet_exp_E Metabolic energy of the obesogenic maternal diet [kcal/g] Dam_diet_exp_PNP Protein:non-protein ratio of the obesogenic maternal diet, based on the % energy from protein, carbs and fat Offspr_diet_code Code for diet type used during food intake measurements of offspring Offspr_diet_E Metabolic energy of the offspring diet used during measurements [kcal/g] Offspr_diet_PNP Protein:non-protein ratio of the offspring diet used during measurements, based on the % energy from protein, carbs and fat Column heading Contents Offspr_diet_start_dPC Starting time of offspring being put on diet used for food intake measurements [day post-conception] Litter_size_equalized Whether litter size was equalized [yes / no] Offspr_crossfosterd Whether offspring was cross-fostered [yes / no] Offspr_sex Offspring sex: F – female, M – male, FM – mixed-sex FoodIntake_age_dPC Average offspring age at food intake measurement period [days postconception] Bodyweight_age_dPC Average offspring age at body weight measurement period [days postconception] Measurement_duration Duration of food intake measurement period [days] FoodIntake_mean_contr Mean control offspring food intake [kcal/day/g0.75] FoodIntake_SD_contr Standard deviation of mean control offspring food intake [kcal/day/g 0.75] FoodIntake_N_contr Number of individuals used to measure control offspring food intake FoodIntake_mean_exp Mean experimental offspring food intake [kcal/day/g0.75] FoodIntake_SD_exp Standard deviation of mean experimental offspring food intake [kcal/day/g0.75] FoodIntake_N_exp Number of individuals used to measure experimental offspring food intake FoodIntake_Cd Cohen’s d for difference in food intake between experimental and control offspring FoodIntake_Cd_Var Variance of Cohen’s d for difference in food intake between experimental and control offspring FoodIntake_Hd Hedge’s d for difference in food intake between experimental and control offspring FoodIntake_Hd_Var Variance of Hedge’s d for difference in food intake between experimental and control offspring FoodIntake_Hd_Var_com Variance of Hedge’s d for difference in food intake between experimental bined and control offspring with values adjusted for use of shared control group FoodIntake_N_total Total number of animals used within experiment sharing same control group – used when calculating adjustments for use of shared control group Bodyweight_mean_contr Mean body weight of offspring of control dams [g] Bodyweight_SD_contr Standard deviation of mean body weight of offspring of control dams [g] Bodyweight_N_contr Number of individuals used to measure body weight of offspring of control dams Bodyweight_mean_exp Mean body weight of offspring of experimental dams [g] Bodyweight_SD_exp Standard deviation of mean body weight of offspring of experimental dams [g] Bodyweight_N_exp Number of individuals used to measure body weight of offspring of Column heading Contents experimental dams Bodyweight_Cd Cohen’s d for difference in offspring body weight between experimental and control offspring Bodyweight_Cd_Var Variance of Cohen’s d for difference in offspring body weight between experimental and control offspring Bodyweight_Hd Hedge’s d for difference in offspring body weight between experimental and control offspring Bodyweight_Hd_Var Variance of Hedge’s d for difference in offspring body weight between experimental and control offspring Bodyweight_Hd_Var_co Variance of Hedge’s d for difference in offspring body weight between mbined experimental and control offspring with values adjusted for use of shared control group Bodyweight_N_total Total number of animals used within experiment sharing same control group – used when calculating adjustments for use of shared control group Offspr_data_source Page, figure, or table number in the original paper, from which data on offspring food intake and body weight was extracted Paper_measur_type Type of food intake measurements reported in the original paper converted to combinations of units: g, kcal, day Comments Any notes and comments relating to data extraction or pre-processing