Insufflation with Humidified and Heated Carbon Dioxide in Short-Term Laparoscopy: A Double-Blinded Randomized Controlled Trial
Table 1
Baseline characteristics.
Intervention group ( = 48)
Control group ( = 49)
Age
47.0 ± 8.2
46.7 ± 7.0
BMI (kg/m²)
28.9 ± 5.8
25.6 ± 3.7
Diagnosis
Uterus myomatosus: 42 (87.5)
Uterus myomatosus: 39 (79.6)
Hyperplasia: 2 (4.2)
Hyperplasia: 4 (8.2)
Therapy-resistant bleeding disorder: 1 (2.1)
Therapy-resistant bleeding disorder: 4 (8.2)
Cervical carcinoma in situ: 3 (6.3)
Cervical carcinoma in situ: 2 (4.1)
Vaginal delivery (number)
0: 11 (22.9)
0: 13 (26.5)
1: 14 (29.2)
1: 12 (24.5)
2: 14 (29.2)
2: 21 (42.9)
3: 6 (12.5)
3: 3 (6.1)
4: 1 (2.1)
5: 2 (4.2)
Caesarean section (number)
0: 35 (72.9)
0: 40 (81.6)
1: 10 (20.8)
1: 6 (12.2)
3: 3 (6.3)
2: 3 (6.1)
Diabetes
Yes: 1 (2.1)
Yes: 2 (4.1)
No: 47 (97.9)
No: 47 (95.9)
Cigarettes per day (number)
4.8 ± 7.9
6.1 ± 9.8
Previous laparotomy
Yes: 2 (4.2)
Yes: 9 (18.4)
No: 46 (95.8)
No: 40 (81.6)
Previous laparoscopy
Yes: 18 (37.5)
Yes: 12 (24.5)
No: 30 (62.5)
No: 37 (75.5)
Operation time (min)
85.7 ± 28.7
82.5 ± 23.2
Length of pneumoperitoneum* (min)
35.7 ± 13.8
35.0 ± 16.4
Room temperature (°C)
22.3 ± 1.1
22.3 ± 0.9
Total amount of gas (L)
34.2 ± 21.4
32.2 ± 19.1
Blood loss (mL)
97.2 ± 104.2
72.2 ± 79.9
Uterine weight (g)
214.9 ± 173.2
177.3 ± 127.8
Morphine intraoperative (mg)
0.3 ± 1.5
0.3 ± 1.1
Morphine recovery room (mg)
5.2 ± 5.2
4.5 ± 3.9
PCA-pump connection-midnight# (hours)
9.8 ± 2.2
10.0 ± 2.4
Values are given as mean ± standard deviation or number (percent). *summarizes the time of first and second laparoscopy.
#Time from connection of the PCA pump until midnight on operation day.