Table 2.

BIS values

BIS	Group T (n=35) Mean±SD	Group P (n=35) Mean±SD	p
Preoperative	97.89±0.32	97.83±0.45	0.545
1st minute	41.80±13.13	36.00±9.10	0.036*
2nd minute	62.06±13.65	43.26±13.34	0.001**
3rd minute	68.69±8.70	56.77±15.36	0.001**
4th minute	68.74±8.13	56.26±15.22	0.001**
5th minute	64.63±11.31	50.43±15.62	0.001**
6th minute	62.29±12.78	46.40±13.98	0.001**
7th minute	58.49±13.56	45.89±12.54	0.001**
8th minute	56.26±13.71	46.49±13.21	0.003**
9th minute	52.26±13.07	47.17±13.15	0.109
10th minute	52.66±13.23	48.14±13.84	0.168
15th minute	49.66±12.08	50.34±13.62	0.824
20th minute	49.86±12.23	53.23±12.48	0.258
25th minute	48.44±11.82	54.26±12.59	0.054
30th minute	50.97±14.26	54.53±16.43	0.347
35th minute	55.63±13.59	57.76±14.42	0.563
40th minute	55.38±16.43	54.44±15.42	0.855
45th minute	54.27±16.28	60.42±21.38	0.445
50th minute	47.43±14.72	51.83±21.34	0.680
Skin incision	67.11±9.17	55.94±16.13	0.002**
Uterus incision	65.69±9.28	50.17±15.99	0.001**
Birth of baby	60.09±12.71	46.09±14.37	0.001**
Uterus suture	52.37±12.48	48.03±13.14	0.161
Skin suture	48.80±10.41	51.57±12.92	0.327
Eye opening	83.77±8.94	87.69±7.63	0.053
Extubation	81.14±8.07	87.34±6.16	0.002**

BIS: bispectral index; Group T: thiopental; Group P: propofol; SD: standard deviation; Student’s t-test.

^*p<0.05;

^**p<0.01