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. Author manuscript; available in PMC: 2023 Sep 21.
Published in final edited form as: Int J Behav Dev. 2018 Sep 18;43(3):204–211. doi: 10.1177/0165025418797001

Table 3.

Beta-coefficient (p value) describing the association between NNNS summary at 4–5 weeks and SRS total and subscale T scores through 5 and through 8 years.

Through 5 years Through 8 years
Total SRS T score
NNNS summary scale n Median (quartile range) β (p value) Confidence Interval n Median (quartile range) β (p value) Confidence interval
Attention 203 5.3 (2.1) 213 5.3 (1.9)
 Unadjusted −0.55 (0.21) −1.42, 0.32 −0.55 (0.19) −1.36, 0.27
 Adjusteda −0.75 (0.06) −1.54, 0.04 −0.60 (0.12) −1.34, 0.15
Excitability 214 2.0 (3.0) 227 2.0 (3.0)
 Unadjusted 0.51 (0.08) −0.06, 1.09 0.56 (0.05) −0.01, 1.13
 Adjusted 0.44 (0.11) −0.11, 0.98 0.37 (0.18) −0.18, 0.93
Handling 210 0.38 (0.63) 222 0.44 (0.63)
 Unadjusted −0.22 (0.91) −4.16, 3.74 0.07 (0.97) −3.74, 3.89
 Adjusted 0.72 (0.69) −2.86, 4.32 0.57 (0.76) −3.06, 4.20
Lethargy 214 4.0 (2.0) 227 4.0 (0.63)
 Unadjusted 0.33 (0.34) −0.35, 0.99 0.27 (0.40) −0.37, 0.91
 Adjusted 0.41 (0.18) −0.20, 1.02 0.31 (0.29) −0.26, 0.89
Quality of movement 214 4.8 (0.67) 227 4.8 (0.77)
 Unadjusted −2.1 (0.04) −4.09, −0.04 −2.33 (0.02) −4.35, −0.32
 Adjusted −0.73 (0.45) −2.62, 1.16 −0.99 (0.30) −2.86, 0.87
Regulation 211 5.6 (1.1) 226 5.5 (1.1)
 Unadjusted −1.22 (0.09) −2.65, 0.21 −1.19 (0.12) −2.68, 0.31
 Adjusted −0.95 (0.18) −2.33, 0.43 −0.74 (0.31) −2.16, 0.68
Non-optimal reflexes 214 4.0 (2.0) 227 4.0 (2.0)
 Unadjusted −0.60 (0.09) −1.28, 0.09 −0.67 (0.05) −1.35, 0.01
 Adjusted −0.43 (0.20) −1.08, 0.23 −0.52 (0.13) −1.18, 0.15
Stress abstinence 214 0.1 (0.06) 227 0.12 (0.06)
 Unadjusted 12.2 (0.38) −14.8, 39.15 23.2 (0.04) 0.94, 45.50
 Adjusted 8.9 (0.349) −16.7, 34.6 13.2 (0.22) −8.02, 34.5
Arousal 214 4.0 (1.0) 227 4.0 (1.0)
 Unadjusted 0.53 (0.53) −1.11, 2.16 0.93 (0.30) −0.82, 2.68
 Adjusted 0.47 (0.55) −1.06, 2.01 0.64 (0.46) −1.06, 2.33
a

Models adjusted for: maternal age at delivery (year), birth weight (grams), race category (black, white, other), parity (nulliparous, 1 prior birth, >1 prior birth), gestational age at NNNS exam (days), education (greater than high school education).

NNNS: Neonatal Intensive Care Unit Network Neurobehavioral Scale; SRS: Social Responsiveness Scale; n = number.