TABLE 6.

Neuropsychological test results by treatment group (n=327)

	INDOMETHACIN Mean (SD)	PLACEBO Mean (SD)	Adjusted Mean Difference* (95% CI)
WISC-III
Verbal IQ	91.9 (18.2)	92.0 (17.6)	−1.2 (−4.6, 2.3)
Performance IQ	86.4 (17.5)	88.5 (17.5)	−3.2 (−6.8, 0.5)
Full-Scale IQ	88.3 (18.1)	89.4 (17.0)	−2.3 (−5.7, 1.2)
LANGUAGE
PPVT-R	93.2 (23.4)	93.2 (24.6)	−1.2 (−6.0, 3.6)
CTOPP	92.7 (20.7)	95.4 (20.9)	−2.6 (−7.4, 2.3)
CELF – Total language score	85.6 (19.5)	87.1 (19.5)	−2.1 (−6.1, 1.9)
TOWRE - Phonemic decoding	91.4 (17.7)	91.9 (16.9)	−0.9 (−4.6, 2.9)
TOWRE - Sight word efficiency	93.1 (16.2)	94.8 (15.4)	−1.8 (−5.3, 1.7)
Gray Silent Reading Test	89.0 (24.8)	90.3 (24.4)	−2.3 (−7.4, 2.9)

^*Adjustment for maternal education, minority, single-parent household Indomethacin-by-gender effect: p-value > 0.05.