Chemotherapy Treatment of Elderly Patients (≥70 Years) with Non-Small Cell Lung Cancer: A Seven-Year Retrospective Study of Real-Life Clinical Practice at Karolinska University Hospital, Sweden

Table 1

Patient characteristics.

	Male	Female	Total
Patients (%)	126 (51.9%)	117 (48.1%)	243 (100%)
Age
Mean	75.8	75.8
Median	75.5	75
Range	70–86	70–89
Smoking^a
Current smoker	38 (30.2%)	42 (35.9%)	80 (32.9%)
Former smoker	78 (61.9%)	51 (43.6%)	129 (53.1%)
Never smoked	10 (7.9%)	24 (20.5%)	34 (14.0%)
PS (WHO)^b
0	24 (19.0%)	20 (17.1%)	44 (18.1%)
1	73 (57.9%)	67 (57.3%)	140 (55.6%)
2	29 (23.0%)	30 (25.6%)	59 (24.3%)
Type of lung cancer^c
Adenocarcinoma	66 (52.4%)	70 (59.8%)	136 (56.0%)
Squamous cell carcinoma	39 (31.0%)	24 (20.5%)	63 (25.9%)
Low differentiated cell carcinoma	15 (11.9%)	15 (12.8%)	30 (12.3%)
Lung cancer, clinical diagnosis	1 (0.8%)	2 (1.7%)	3 (1.2%)
Large cell carcinoma	5 (4.0%)	5 (4.3%)	10 (4.1%)
Adenosquamous cell carcinoma	0 (0.0%)	1 (0.9%)	1 (0.4%)
Total	126 (51.8%)	117 (48.2%)	243 (100.0%)
Tumour stage^d
Ia	1 (0.8%)	0 (0.0%)	1 (0.4%)
Ib	1 (0.8%)	3 (2.6%)	4 (1.6%)
IIa	1 (0.8%)	0 (0.0%)	1 (0.4%)
IIb	0 (0.0%)	3 (2.6%)	3 (1.2%)
IIIa	14 (11.1%)	14 (12.0%)	28 (11.5%)
IIIb	42 (33.3%)	33 (28.2%)	75 (30.9%)
IV	67 (53.2%)	64 (54.7%)	131 (53.9%)
Total	126 (51.8%)	117 (48.2%)	243 (100.0%)

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