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. 2020 Nov 18;10:20121. doi: 10.1038/s41598-020-76934-1

Table 2.

Fixed-effect estimates in both primary and secondary outcomes.

Parameters Changes in hand withdrawal latency Feeling “high”
B SE t p 95% CI B SE t p 95% CI
Intercept 0.39 0.51 0.76 0.451 [− 0.63, 1.41] 3.02 1.55 1.95 0.054 [− 0.05, 6.09]
Sleep condition × drug condition − 0.29 0.15 − 1.98 0.049 [− 0.57, − 0.001] 0.38 0.33 1.16 0.250 [− 0.27, 1.02]
Sleep condition 0.13 0.11 1.25 0.214 [− 0.08, 0.34] − 0.38 0.24 − 1.57 0.121 [− 0.85, 0.10]
Drug condition 0.46 0.10 4.57  < 0.001 [0.26, 0.66] 1.67 0.30 5.62  < 0.0001 [1.08, 2.26]
Race (white vs. black) − 0.16 0.09 − 1.75 0.081 [− 0.34, 0.02] 0.23 0.30 0.76 0.450 [− 0.37, 0.82]
Race (white vs. others) − 0.004 0.10 − 0.04 0.967 [− 0.20, 0.19] 0.11 0.34 0.31 0.757 [− 0.58, 0.79]
Sex 0.09 0.09 0.97 0.331 [− 0.09, 0.28] 0.29 0.30 0.97 0.333 [− 0.30, 0.89]
Menstrual cycle − 0.02 0.10 − 0.17 0.869 [− 0.21, 0.18] 0.08 0.25 0.31 0.760 [− 0.41, 0.56]
Age 0.01 0.01 2.29 0.023 [0.002, 0.02] 0.00 0.02 − 0.14 0.890 [− 0.04, 0.04]
BMI 0.02 0.01 1.85 0.065 [− 0.001, 0.04] − 0.05 0.03 − 1.61 0.110 [− 0.12, 0.01]
Baseline systolic blood pressure 0.01 0.005 1.06 0.292 [− 0.004, 0.02] − 0.03 0.01 − 2.29 0.023 [− 0.06, − 0.004]
Baseline diastolic blood pressure − 0.02 0.01 − 2.73 0.007 [− 0.04, − 0.01] 0.04 0.02 1.58 0.116 [− 0.01, 0.08]
Baseline hand withdrawal latency − 0.12 0.03 − 3.89  < 0.001 [− 0.19, − 0.06] N/A
Drug “liking” Negative opioid effects
Intercept 0.85 1.45 0.58 0.559 [− 2.02, 3.71] 2.00 0.25 8.05  < 0.001 [1.51, 2.49]
Sleep condition × drug condition 0.23 0.31 0.74 0.463 [− 0.39, 0.85] 0.07 0.06 1.21 0.231 [− 0.05, 0.19]
Sleep condition − 0.12 0.23 − 0.51 0.611 [− 0.57, 0.34] 0.001 00.04 0.03 0.979 [− 0.09, 0.09]
Drug condition 1.26 0.28 4.52  < 0.001 [0.71, 1.81] 0.15 0.05 3.21 0.002 [0.06, 0.25]
Race (white vs. black) − 0.37 0.28 − 1.35 0.179 [− 0.92, 0.17] 0.03 0.05 0.65 0.515 [− 0.06, 0.12]
Race (white vs. others) 0.02 0.32 0.07 0.947 [− 0.61, 0.65] 0.02 0.05 0.46 0.644 [− 0.08, 0.13]
Sex 0.08 0.28 0.29 0.769 [− 0.47, 0.63] 0.08 0.05 1.69 0.093 [− 0.01, 0.17]
Menstrual cycle − 0.01 0.24 − 0.06 0.952 [− 0.48, 0.45] 0.01 0.04 0.26 0.796 [− 0.07, 0.10]
Age 0.01 0.02 0.38 0.702 [− 0.03, 0.04] − 0.001 0.003 − 0.47 0.636 [− 0.01, 0.01]
BMI − 0.06 0.03 − 1.95 0.054 [− 0.12, 0.001] − 0.02 0.00 − 3.31 0.001 [− 0.03, − 0.01]
Baseline systolic blood pressure − 0.01 0.01 − .67 0.502 [− 0.03, 0.02] 0.000 0.002 0.09 0.926 [− 0.004, 0.005]
Baseline diastolic blood pressure 0.03 0.02 1.45 0.150 [− 0.01, 0.07] 0.002 0.004 0.52 0.605 [− 0.006, 0.009]