reiterate the point that even had we had 240 participants this would not change the fact that we would have a very weak association (its would not make the effect any less weak). p-value Table 1 Sample Descriptives (Mean and SD) Entire Subset A Subset B Subset C Test df p statistic (N=300) (N = 100) (N = 100) (N = 100) Maternal age 39.82 39.58 39.21 40.67 2.21 2, 297 .11 (years) (5.13) (4.81) (5.36) (5.15) 39.20 38.21 39.84 39.55 0.82 2, 296a .44 Maternal trait anxiety (9.59) (9.84) (9.84) (9.09) Child age 1.06 2, 297 .35 100.45 99.11 100.14 102.11 (14.78) (14.64) (15.00) (14.67) (months) 161:139 54:46 54:46: 53:47 .03 2 .99 Child gender (M:F) a anxiety not available for one participant in subset B Note:
reiterate the point that even had we had 240 participants this would not change the fact that we would have a very weak association (its p-value would not make the effect any less weak). Table 1 Sample Descriptives (Mean and SD) Entire (N=300) Subset A (N = 100) Subset B (N = 100) Subset C (N = 100) Test statistic df p Maternal age (years) 39.82 (5.13) 39.58 (4.81) 39.21 (5.36) 40.67 (5.15) 2.21 2, 297 .11 Maternal trait anxiety 39.20 (9.59) 38.21 (9.84) 39.84 (9.84) 39.55 (9.09) 0.82 2, 296a .44 Child age (months) 100.45 (14.78) 99.11 (14.64) 100.14 (15.00) 102.11 (14.67) 1.06 2, 297 .35 Child gender (M:F) 161:139 54:46 54:46: 53:47 .03 2 .99 Note: a anxiety not available for one participant in subset B
2012_(Lester_et_al._JFP).docx