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. 2021 Jan 20;62:168–174. doi: 10.1016/j.amsu.2021.01.034

Table 4.

Investigation of changes in the total scores obtained in all dimensions of memory by demographic and clinical characteristics.

preoperative memory
Postoperative memory
Memory change
p-value
Mean Standard deviation Mean Standard deviation Mean Standard deviation
Age Third quantile 72.45 7.89 73.14 6.35 0.68 3.13 0.041
Second quantile 77.36 6.61 78.01 6.22 0.65 2.66
First quantile 71.61 7.76 73.87 6.82 2.26 3.25
Gender Male 74.07 8.44 75.32 7.41 1.25 3.07 0.915
Female 73.6 7.1 74.78 6.04 1.18 3.14
Education Undergraduate> 73.17 8.09 74.57 7.03 1.4 3.28 0.317
Undergraduate≤ 75.62 6.78 76.34 5.92 0.72 2.51
Kind of surgery Other 76.23 7.67 76.68 6.74 0.45 1.6 0.068
Pilonidal sinus (PNS) 75.42 7.47 76 6.48 0.58 3.39
Perianal abscess 69.7 7.74 72.41 7.37 2.72 3.46
lower limb trauma 79.86 7.73 79.86 7.78 0 0.5
Dilation and curettage (D&C) 73.07 6.9 74.34 5.73 1.27 3.41
Time to leave anesthesia 2h 74.94 7.31 75.91 6.6 0.97 3.4 0.206
3h 74.15 7.74 74.78 6.5 0.62 2.17
4h 73.25 8.09 75.02 7.14 1.78 3.55
Level of anesthesia Saddle anesthesia 73.14 7.48 74.52 6.42 1.37 3.39 0.572
vertebra T11 76.47 7.93 76.97 7.39 0.5 1.29
vertebra T12 76.6 11.43 77.6 9.86 1 1.77
Systolic blood pressure threshold upon admission First quantile 73.8 7.39 74.75 6.15 1.67 3.63 0.251
Second quantile 73.91 9.12 75.37 8.24 1.46 2.67
Third quantile 74.57 6.91 75.09 5.9 0.51 2.81
Diastolic blood pressure threshold upon admission First quantile 74.34 7.75 75.74 6.51 1.4 3.36 0.626
Second quantile 74.88 8.5 75.72 7.41 0.83 2.79
Third quantile 72.26 6.93 73.73 6.19 1.47 3.2
Maximum systolic blood pressure during surgery First quantile 75.51 7.73 76.81 6.75 1.29 3.57 0.978
Second quantile 72.07 8.08 73.21 6.48 1.14 2.95
Third quantile 73.97 7.35 75.18 6.76 1.21 2.73
Maximum diastolic blood pressure during surgery First quantile 73.42 7.68 74.82 6.36 1.4 3.25 0.749
Second quantile 75.4 8.53 76.74 7.58 1.34 3.31
Third quantile 72.71 7.06 73.59 6.07 0.88 2.72
Minimal systolic blood pressure during surgery First quantile 73.06 7.85 74.85 6.51 1.79 3.67 0.345
Second quantile 73.92 7.94 74.67 6.95 0.75 2.56
Third quantile 74.67 7.69 75.88 6.95 1.21 3.03
Minimal systolic blood pressure during surgery First quantile 74.89 6.5 75.6 5.37 0.71 2.71 0.438
Second quantile 75.38 9.38 77.05 8.23 1.67 3.38
Third quantile 71.8 7.34 73.14 6.36 1.34 3.2
Heart rate per minute threshold during admission First quantile 74.45 7.85 76.03 7.25 1.58 3.1 0.420
Second quantile 73.92 6.17 75.33 5.36 1.41 3.52
Third quantile 73.18 9.39 73.82 7.64 0.65 2.52
Minimum heart rate during surgery First quantile 74.05 8.09 75.56 7.37 1.52 2.57 0.134
Second quantile 73.68 6.22 75.42 5.51 1.74 3.84
Third quantile 73.84 9.12 74.21 7.45 0.37 2.49
Maximum heart rate during surgery First quantile 74 7.64 75.76 6.92 1.76 3.67 0.177
Second quantile 73.63 6.73 74.99 5.82 1.36 2.87
Third quantile 73.91 9.19 74.31 7.61 0.41 2.4