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Age (1369 Responses):
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57.8 +/− 11.0
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Sex (n = 1370):
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Male:
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1140 (83.2%)
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Female:
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230 (16.8%)
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Religion (n = 787):
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Hindu:
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653 (83.0%)
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Muslim:
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126 (16.0%)
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Sikh:
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6 (0.8%)
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Christian:
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2 (0.3%)
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Education (n = 933):
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Illiterate:
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232 (24.9%)
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Primary:
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233 (25.0%)
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Secondary:
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256 (27.4%)
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Higher Secondary:
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106 (11.4%)
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Graduate:
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76 (8.1%)
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Post-Graduate:
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30 (3.2%)
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Income per Capita (n = 587)a:
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6000 [0–100,000]
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Smoking Status (n = 1273):
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Never:
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288 (22.6%)
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Current:
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534 (42.0%)
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Reformed:
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451 (35.4%)
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Smoking Index (n = 1093)b:
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265 [0.25–3500]
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ECOG Performance Status (n = 971):
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ECOG 0:
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67 (6.9%)
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ECOG 1:
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491 (50.6%)
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ECOG 2:
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272 (28.0%)
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ECOG 3:
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114 (11.7%)
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ECOG 4:
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27 (2.8%)
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KPS Score (n = 1017):
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KPS < 70:
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232 (22.8%)
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KPS >/ 70:
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785 (77.2%)
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Definitive Diagnostic Study (n = 1289):
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Bronchoscopy:
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678 (52.6%)
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CT-Guided Lung Biopsy:
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297 (23.0%)
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US-Guided Lung Biopsy:
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116 (9.0%)
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Thoracoscopy:
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53 (4.1%)
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Surgical:
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5 (3.9%)
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Otherc:
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140 (10.9%)
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Pathologic Diagnosis (n = 1370):
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Adenocarcinoma:
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449 (32.8%)
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Squamous Cell Carcinoma:
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379 (27.7%)
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NSCLC-NOS:
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261 (19.1%)
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Small Cell Carcinoma:
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243 (17.7%)
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Adeno-Squamous Carcinoma:
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6 (0.4%)
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Mesothelioma:
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5 (0.4%)
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Neuroendocrine Tumor:
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9 (0.7%)
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Adenoid cystic Carcinoma:
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10 (0.8%)
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Others:
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8 (0.6%)
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NSCLC Stage at Diagnosis (n = 1026):
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Stage 1:
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14 (1.4%)
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Stage 2:
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42 (4.1%)
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Stage 3:
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309 (30.1%)
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Stage 4:
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661 (64.4%)
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SCLC Stage at Diagnosis (n = 220):
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Limited:
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54 (24.5%)
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Extensive:
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166 (75.5%)
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- All values expressed as mean +/− standard deviation, median [Inter-quartile range], or number (%)
- ECOG Eastern Cooperative Oncology Group, KPS Karnofsky Performance Scale, US ultrasound, CT computed tomography, NSCLC-NOS non-small cell lung cancer – not otherwise specified, SCLC small cell lung cancer
- aIncome reported in rupees per month. Approximately 68.9 Rs. is equivalent to $1.00 US
- bSmoking index is the number of cigarettes / bidis smoked per day multiplied by the number of years smoking (bidis are a form of tobacoco wrapped in tendu leaves and smoked like cigarettes, common in Northern India)
- cAlternative procedures to obtain sample include pleural fluid analysis, sputum cytology, surface lymph node aspiration, or biopsy of a distant metastasis
