Table 4.

Relative Importance and Rank of Attributes Subgroup Analyses

	TTM Using Confirmatory Mediastinoscopy (n=50)		TTM Omitting Confirmatory Mediastinoscopy (n=47)		p value
Length of the staging period	2	25.01 (23.30–26.71)	1	27.56 (25.91–29.20)	0.033
Futile surgical lung tumor resection	1	25.19 (23.59–26.77)	3	21.59 (20.00–23.17)	0.002
Resection of the lung tumor	3	22.50 (20.81–24.20)	2	21.89 (20.40–23.40)	0.593
Complications of staging procedures	4	20.59 (19.80–21.38)	4	20.71 (19.91–21.51)	0.833
Mediastinoscopy scar	5	6.71 (6.09–7.34)	5	8.25 (7.25–9.24)	0.009
	Randomization: with Mediastinoscopy (n=45)		Randomization: Without Mediastinoscopy (n=52)		p value
Length of the staging period	2	24.17 (22.33–26.01)	1	28.03 (26.60–29.46)	0.001
Futile surgical lung tumor resection	1	25.93 (24.18–27.69)	3	21.28 (19.96–22.61)	0.000
Resection of the lung tumor	3	22.19 (20.39–23.99)	2	22.23 (20.79–23.67)	0.974
Complications of staging procedures	4	20.96 (20.14–21.78)	4	20.38 (19.62–21.14)	0.301
Mediastinoscopy scar	5	6.75 (5.95–7.41)	5	8.08 (7.23–8.91)	0.025
	Age Below/Equal Median (≤67 Years) (n=49)		Age Above Median (>67 Years) (n=48)		p value
Length of the staging period	1	26.96 (25.38–28.55)	1	25.50 (23.68–27.33)	0.227
Futile surgical lung tumor resection	3	22.21 (20.69–23.73)	2	24.69 (22.96–26.44)	0.032
Resection of the lung tumor	2	22.94 (21.46–24.42)	3	21.47 (19.76–23.17)	0.192
Complications of staging procedures	4	20.10 (19.31–20.89)	4	21.21 (20.44–21.97)	0.047
Mediastinoscopy scar	5	7.79 (6.73–8.85)	5	7.12 (6.59–7.65)	0.265