├── README.md └── Heart_Disease_Prediction.csv /README.md: -------------------------------------------------------------------------------- 1 | 2 | *Introduction:* 3 | Heart disease prediction involves analyzing medical information (such as age, blood pressure, and cholesterol levels) to forecast the likelihood of someone having heart issues. By training machine learning models, we can create systems that identify individuals at risk of heart disease, aiding in prevention and early intervention. 4 | 5 | 1. *Data Preparation:* 6 | We start with a dataset from an ongoing cardiovascular study in Framingham, Massachusetts. Our goal is to predict whether a patient has a *10-year risk of future coronary heart disease (CHD)*. The dataset includes over 4,000 records and 15 attributes. 7 | 8 | 2. *Data Visualization (Exploratory Data Analysis - EDA):* 9 | Explore the dataset visually to gain insights. Plot histograms, scatter plots, and correlation matrices to understand feature distributions and relationships. Identify any outliers or patterns. 10 | 11 | 3. *Feature Engineering:* 12 | After EDA, we alter features if needed. Normalize or standardize numerical features. Encode categorical features (e.g., gender) into numerical values. 13 | 14 | 4. *Splitting the Dataset:* 15 | Divide the dataset into training and test sets. Standardize features to ensure consistent scaling. 16 | 17 | 5. *Logistic Regression Model Building:* 18 | Train a logistic regression model using the training data. Logistic regression predicts binary outcomes (e.g., heart disease or no heart disease). The model learns the relationship between features and the target variable (10-year CHD risk). 19 | 20 | 6. *Model Evaluation:* 21 | Evaluate the model's performance using the test set. Metrics include accuracy, precision, recall, and F1-score. The confusion matrix helps assess true positives, true negatives, false positives, and false negatives. 22 | 23 | 7. *Interpretation:* 24 | Interpret model coefficients to understand feature importance. Which features contribute most to heart disease risk? 25 | 26 | 8. *Deployment and Monitoring:* 27 | Deploy the trained model in a healthcare application. Continuously monitor its performance and update as needed. 28 | 29 | Remember, accurate heart disease prediction models can make a significant impact on early diagnosis and prevention. 🌿💙 30 | 31 | For a detailed implementation example, you can refer to this [GeeksforGeeks article](https://www.geeksforgeeks.org/ml-heart-disease-prediction-using-logistic-regression/). Keep advancing healthcare through data science! 🌿 32 | -------------------------------------------------------------------------------- /Heart_Disease_Prediction.csv: -------------------------------------------------------------------------------- 1 | Age,Sex,Chest pain type,BP,Cholesterol,FBS over 120,EKG results,Max HR,Exercise angina,ST depression,Slope of ST,Number of vessels fluro,Thallium,Heart Disease 2 | 70,1,4,130,322,0,2,109,0,2.4,2,3,3,Presence 3 | 67,0,3,115,564,0,2,160,0,1.6,2,0,7,Absence 4 | 57,1,2,124,261,0,0,141,0,0.3,1,0,7,Presence 5 | 64,1,4,128,263,0,0,105,1,0.2,2,1,7,Absence 6 | 74,0,2,120,269,0,2,121,1,0.2,1,1,3,Absence 7 | 65,1,4,120,177,0,0,140,0,0.4,1,0,7,Absence 8 | 56,1,3,130,256,1,2,142,1,0.6,2,1,6,Presence 9 | 59,1,4,110,239,0,2,142,1,1.2,2,1,7,Presence 10 | 60,1,4,140,293,0,2,170,0,1.2,2,2,7,Presence 11 | 63,0,4,150,407,0,2,154,0,4,2,3,7,Presence 12 | 59,1,4,135,234,0,0,161,0,0.5,2,0,7,Absence 13 | 53,1,4,142,226,0,2,111,1,0,1,0,7,Absence 14 | 44,1,3,140,235,0,2,180,0,0,1,0,3,Absence 15 | 61,1,1,134,234,0,0,145,0,2.6,2,2,3,Presence 16 | 57,0,4,128,303,0,2,159,0,0,1,1,3,Absence 17 | 71,0,4,112,149,0,0,125,0,1.6,2,0,3,Absence 18 | 46,1,4,140,311,0,0,120,1,1.8,2,2,7,Presence 19 | 53,1,4,140,203,1,2,155,1,3.1,3,0,7,Presence 20 | 64,1,1,110,211,0,2,144,1,1.8,2,0,3,Absence 21 | 40,1,1,140,199,0,0,178,1,1.4,1,0,7,Absence 22 | 67,1,4,120,229,0,2,129,1,2.6,2,2,7,Presence 23 | 48,1,2,130,245,0,2,180,0,0.2,2,0,3,Absence 24 | 43,1,4,115,303,0,0,181,0,1.2,2,0,3,Absence 25 | 47,1,4,112,204,0,0,143,0,0.1,1,0,3,Absence 26 | 54,0,2,132,288,1,2,159,1,0,1,1,3,Absence 27 | 48,0,3,130,275,0,0,139,0,0.2,1,0,3,Absence 28 | 46,0,4,138,243,0,2,152,1,0,2,0,3,Absence 29 | 51,0,3,120,295,0,2,157,0,0.6,1,0,3,Absence 30 | 58,1,3,112,230,0,2,165,0,2.5,2,1,7,Presence 31 | 71,0,3,110,265,1,2,130,0,0,1,1,3,Absence 32 | 57,1,3,128,229,0,2,150,0,0.4,2,1,7,Presence 33 | 66,1,4,160,228,0,2,138,0,2.3,1,0,6,Absence 34 | 37,0,3,120,215,0,0,170,0,0,1,0,3,Absence 35 | 59,1,4,170,326,0,2,140,1,3.4,3,0,7,Presence 36 | 50,1,4,144,200,0,2,126,1,0.9,2,0,7,Presence 37 | 48,1,4,130,256,1,2,150,1,0,1,2,7,Presence 38 | 61,1,4,140,207,0,2,138,1,1.9,1,1,7,Presence 39 | 59,1,1,160,273,0,2,125,0,0,1,0,3,Presence 40 | 42,1,3,130,180,0,0,150,0,0,1,0,3,Absence 41 | 48,1,4,122,222,0,2,186,0,0,1,0,3,Absence 42 | 40,1,4,152,223,0,0,181,0,0,1,0,7,Presence 43 | 62,0,4,124,209,0,0,163,0,0,1,0,3,Absence 44 | 44,1,3,130,233,0,0,179,1,0.4,1,0,3,Absence 45 | 46,1,2,101,197,1,0,156,0,0,1,0,7,Absence 46 | 59,1,3,126,218,1,0,134,0,2.2,2,1,6,Presence 47 | 58,1,3,140,211,1,2,165,0,0,1,0,3,Absence 48 | 49,1,3,118,149,0,2,126,0,0.8,1,3,3,Presence 49 | 44,1,4,110,197,0,2,177,0,0,1,1,3,Presence 50 | 66,1,2,160,246,0,0,120,1,0,2,3,6,Presence 51 | 65,0,4,150,225,0,2,114,0,1,2,3,7,Presence 52 | 42,1,4,136,315,0,0,125,1,1.8,2,0,6,Presence 53 | 52,1,2,128,205,1,0,184,0,0,1,0,3,Absence 54 | 65,0,3,140,417,1,2,157,0,0.8,1,1,3,Absence 55 | 63,0,2,140,195,0,0,179,0,0,1,2,3,Absence 56 | 45,0,2,130,234,0,2,175,0,0.6,2,0,3,Absence 57 | 41,0,2,105,198,0,0,168,0,0,1,1,3,Absence 58 | 61,1,4,138,166,0,2,125,1,3.6,2,1,3,Presence 59 | 60,0,3,120,178,1,0,96,0,0,1,0,3,Absence 60 | 59,0,4,174,249,0,0,143,1,0,2,0,3,Presence 61 | 62,1,2,120,281,0,2,103,0,1.4,2,1,7,Presence 62 | 57,1,3,150,126,1,0,173,0,0.2,1,1,7,Absence 63 | 51,0,4,130,305,0,0,142,1,1.2,2,0,7,Presence 64 | 44,1,3,120,226,0,0,169,0,0,1,0,3,Absence 65 | 60,0,1,150,240,0,0,171,0,0.9,1,0,3,Absence 66 | 63,1,1,145,233,1,2,150,0,2.3,3,0,6,Absence 67 | 57,1,4,150,276,0,2,112,1,0.6,2,1,6,Presence 68 | 51,1,4,140,261,0,2,186,1,0,1,0,3,Absence 69 | 58,0,2,136,319,1,2,152,0,0,1,2,3,Presence 70 | 44,0,3,118,242,0,0,149,0,0.3,2,1,3,Absence 71 | 47,1,3,108,243,0,0,152,0,0,1,0,3,Presence 72 | 61,1,4,120,260,0,0,140,1,3.6,2,1,7,Presence 73 | 57,0,4,120,354,0,0,163,1,0.6,1,0,3,Absence 74 | 70,1,2,156,245,0,2,143,0,0,1,0,3,Absence 75 | 76,0,3,140,197,0,1,116,0,1.1,2,0,3,Absence 76 | 67,0,4,106,223,0,0,142,0,0.3,1,2,3,Absence 77 | 45,1,4,142,309,0,2,147,1,0,2,3,7,Presence 78 | 45,1,4,104,208,0,2,148,1,3,2,0,3,Absence 79 | 39,0,3,94,199,0,0,179,0,0,1,0,3,Absence 80 | 42,0,3,120,209,0,0,173,0,0,2,0,3,Absence 81 | 56,1,2,120,236,0,0,178,0,0.8,1,0,3,Absence 82 | 58,1,4,146,218,0,0,105,0,2,2,1,7,Presence 83 | 35,1,4,120,198,0,0,130,1,1.6,2,0,7,Presence 84 | 58,1,4,150,270,0,2,111,1,0.8,1,0,7,Presence 85 | 41,1,3,130,214,0,2,168,0,2,2,0,3,Absence 86 | 57,1,4,110,201,0,0,126,1,1.5,2,0,6,Absence 87 | 42,1,1,148,244,0,2,178,0,0.8,1,2,3,Absence 88 | 62,1,2,128,208,1,2,140,0,0,1,0,3,Absence 89 | 59,1,1,178,270,0,2,145,0,4.2,3,0,7,Absence 90 | 41,0,2,126,306,0,0,163,0,0,1,0,3,Absence 91 | 50,1,4,150,243,0,2,128,0,2.6,2,0,7,Presence 92 | 59,1,2,140,221,0,0,164,1,0,1,0,3,Absence 93 | 61,0,4,130,330,0,2,169,0,0,1,0,3,Presence 94 | 54,1,4,124,266,0,2,109,1,2.2,2,1,7,Presence 95 | 54,1,4,110,206,0,2,108,1,0,2,1,3,Presence 96 | 52,1,4,125,212,0,0,168,0,1,1,2,7,Presence 97 | 47,1,4,110,275,0,2,118,1,1,2,1,3,Presence 98 | 66,1,4,120,302,0,2,151,0,0.4,2,0,3,Absence 99 | 58,1,4,100,234,0,0,156,0,0.1,1,1,7,Presence 100 | 64,0,3,140,313,0,0,133,0,0.2,1,0,7,Absence 101 | 50,0,2,120,244,0,0,162,0,1.1,1,0,3,Absence 102 | 44,0,3,108,141,0,0,175,0,0.6,2,0,3,Absence 103 | 67,1,4,120,237,0,0,71,0,1,2,0,3,Presence 104 | 49,0,4,130,269,0,0,163,0,0,1,0,3,Absence 105 | 57,1,4,165,289,1,2,124,0,1,2,3,7,Presence 106 | 63,1,4,130,254,0,2,147,0,1.4,2,1,7,Presence 107 | 48,1,4,124,274,0,2,166,0,0.5,2,0,7,Presence 108 | 51,1,3,100,222,0,0,143,1,1.2,2,0,3,Absence 109 | 60,0,4,150,258,0,2,157,0,2.6,2,2,7,Presence 110 | 59,1,4,140,177,0,0,162,1,0,1,1,7,Presence 111 | 45,0,2,112,160,0,0,138,0,0,2,0,3,Absence 112 | 55,0,4,180,327,0,1,117,1,3.4,2,0,3,Presence 113 | 41,1,2,110,235,0,0,153,0,0,1,0,3,Absence 114 | 60,0,4,158,305,0,2,161,0,0,1,0,3,Presence 115 | 54,0,3,135,304,1,0,170,0,0,1,0,3,Absence 116 | 42,1,2,120,295,0,0,162,0,0,1,0,3,Absence 117 | 49,0,2,134,271,0,0,162,0,0,2,0,3,Absence 118 | 46,1,4,120,249,0,2,144,0,0.8,1,0,7,Presence 119 | 56,0,4,200,288,1,2,133,1,4,3,2,7,Presence 120 | 66,0,1,150,226,0,0,114,0,2.6,3,0,3,Absence 121 | 56,1,4,130,283,1,2,103,1,1.6,3,0,7,Presence 122 | 49,1,3,120,188,0,0,139,0,2,2,3,7,Presence 123 | 54,1,4,122,286,0,2,116,1,3.2,2,2,3,Presence 124 | 57,1,4,152,274,0,0,88,1,1.2,2,1,7,Presence 125 | 65,0,3,160,360,0,2,151,0,0.8,1,0,3,Absence 126 | 54,1,3,125,273,0,2,152,0,0.5,3,1,3,Absence 127 | 54,0,3,160,201,0,0,163,0,0,1,1,3,Absence 128 | 62,1,4,120,267,0,0,99,1,1.8,2,2,7,Presence 129 | 52,0,3,136,196,0,2,169,0,0.1,2,0,3,Absence 130 | 52,1,2,134,201,0,0,158,0,0.8,1,1,3,Absence 131 | 60,1,4,117,230,1,0,160,1,1.4,1,2,7,Presence 132 | 63,0,4,108,269,0,0,169,1,1.8,2,2,3,Presence 133 | 66,1,4,112,212,0,2,132,1,0.1,1,1,3,Presence 134 | 42,1,4,140,226,0,0,178,0,0,1,0,3,Absence 135 | 64,1,4,120,246,0,2,96,1,2.2,3,1,3,Presence 136 | 54,1,3,150,232,0,2,165,0,1.6,1,0,7,Absence 137 | 46,0,3,142,177,0,2,160,1,1.4,3,0,3,Absence 138 | 67,0,3,152,277,0,0,172,0,0,1,1,3,Absence 139 | 56,1,4,125,249,1,2,144,1,1.2,2,1,3,Presence 140 | 34,0,2,118,210,0,0,192,0,0.7,1,0,3,Absence 141 | 57,1,4,132,207,0,0,168,1,0,1,0,7,Absence 142 | 64,1,4,145,212,0,2,132,0,2,2,2,6,Presence 143 | 59,1,4,138,271,0,2,182,0,0,1,0,3,Absence 144 | 50,1,3,140,233,0,0,163,0,0.6,2,1,7,Presence 145 | 51,1,1,125,213,0,2,125,1,1.4,1,1,3,Absence 146 | 54,1,2,192,283,0,2,195,0,0,1,1,7,Presence 147 | 53,1,4,123,282,0,0,95,1,2,2,2,7,Presence 148 | 52,1,4,112,230,0,0,160,0,0,1,1,3,Presence 149 | 40,1,4,110,167,0,2,114,1,2,2,0,7,Presence 150 | 58,1,3,132,224,0,2,173,0,3.2,1,2,7,Presence 151 | 41,0,3,112,268,0,2,172,1,0,1,0,3,Absence 152 | 41,1,3,112,250,0,0,179,0,0,1,0,3,Absence 153 | 50,0,3,120,219,0,0,158,0,1.6,2,0,3,Absence 154 | 54,0,3,108,267,0,2,167,0,0,1,0,3,Absence 155 | 64,0,4,130,303,0,0,122,0,2,2,2,3,Absence 156 | 51,0,3,130,256,0,2,149,0,0.5,1,0,3,Absence 157 | 46,0,2,105,204,0,0,172,0,0,1,0,3,Absence 158 | 55,1,4,140,217,0,0,111,1,5.6,3,0,7,Presence 159 | 45,1,2,128,308,0,2,170,0,0,1,0,3,Absence 160 | 56,1,1,120,193,0,2,162,0,1.9,2,0,7,Absence 161 | 66,0,4,178,228,1,0,165,1,1,2,2,7,Presence 162 | 38,1,1,120,231,0,0,182,1,3.8,2,0,7,Presence 163 | 62,0,4,150,244,0,0,154,1,1.4,2,0,3,Presence 164 | 55,1,2,130,262,0,0,155,0,0,1,0,3,Absence 165 | 58,1,4,128,259,0,2,130,1,3,2,2,7,Presence 166 | 43,1,4,110,211,0,0,161,0,0,1,0,7,Absence 167 | 64,0,4,180,325,0,0,154,1,0,1,0,3,Absence 168 | 50,0,4,110,254,0,2,159,0,0,1,0,3,Absence 169 | 53,1,3,130,197,1,2,152,0,1.2,3,0,3,Absence 170 | 45,0,4,138,236,0,2,152,1,0.2,2,0,3,Absence 171 | 65,1,1,138,282,1,2,174,0,1.4,2,1,3,Presence 172 | 69,1,1,160,234,1,2,131,0,0.1,2,1,3,Absence 173 | 69,1,3,140,254,0,2,146,0,2,2,3,7,Presence 174 | 67,1,4,100,299,0,2,125,1,0.9,2,2,3,Presence 175 | 68,0,3,120,211,0,2,115,0,1.5,2,0,3,Absence 176 | 34,1,1,118,182,0,2,174,0,0,1,0,3,Absence 177 | 62,0,4,138,294,1,0,106,0,1.9,2,3,3,Presence 178 | 51,1,4,140,298,0,0,122,1,4.2,2,3,7,Presence 179 | 46,1,3,150,231,0,0,147,0,3.6,2,0,3,Presence 180 | 67,1,4,125,254,1,0,163,0,0.2,2,2,7,Presence 181 | 50,1,3,129,196,0,0,163,0,0,1,0,3,Absence 182 | 42,1,3,120,240,1,0,194,0,0.8,3,0,7,Absence 183 | 56,0,4,134,409,0,2,150,1,1.9,2,2,7,Presence 184 | 41,1,4,110,172,0,2,158,0,0,1,0,7,Presence 185 | 42,0,4,102,265,0,2,122,0,0.6,2,0,3,Absence 186 | 53,1,3,130,246,1,2,173,0,0,1,3,3,Absence 187 | 43,1,3,130,315,0,0,162,0,1.9,1,1,3,Absence 188 | 56,1,4,132,184,0,2,105,1,2.1,2,1,6,Presence 189 | 52,1,4,108,233,1,0,147,0,0.1,1,3,7,Absence 190 | 62,0,4,140,394,0,2,157,0,1.2,2,0,3,Absence 191 | 70,1,3,160,269,0,0,112,1,2.9,2,1,7,Presence 192 | 54,1,4,140,239,0,0,160,0,1.2,1,0,3,Absence 193 | 70,1,4,145,174,0,0,125,1,2.6,3,0,7,Presence 194 | 54,1,2,108,309,0,0,156,0,0,1,0,7,Absence 195 | 35,1,4,126,282,0,2,156,1,0,1,0,7,Presence 196 | 48,1,3,124,255,1,0,175,0,0,1,2,3,Absence 197 | 55,0,2,135,250,0,2,161,0,1.4,2,0,3,Absence 198 | 58,0,4,100,248,0,2,122,0,1,2,0,3,Absence 199 | 54,0,3,110,214,0,0,158,0,1.6,2,0,3,Absence 200 | 69,0,1,140,239,0,0,151,0,1.8,1,2,3,Absence 201 | 77,1,4,125,304,0,2,162,1,0,1,3,3,Presence 202 | 68,1,3,118,277,0,0,151,0,1,1,1,7,Absence 203 | 58,1,4,125,300,0,2,171,0,0,1,2,7,Presence 204 | 60,1,4,125,258,0,2,141,1,2.8,2,1,7,Presence 205 | 51,1,4,140,299,0,0,173,1,1.6,1,0,7,Presence 206 | 55,1,4,160,289,0,2,145,1,0.8,2,1,7,Presence 207 | 52,1,1,152,298,1,0,178,0,1.2,2,0,7,Absence 208 | 60,0,3,102,318,0,0,160,0,0,1,1,3,Absence 209 | 58,1,3,105,240,0,2,154,1,0.6,2,0,7,Absence 210 | 64,1,3,125,309,0,0,131,1,1.8,2,0,7,Presence 211 | 37,1,3,130,250,0,0,187,0,3.5,3,0,3,Absence 212 | 59,1,1,170,288,0,2,159,0,0.2,2,0,7,Presence 213 | 51,1,3,125,245,1,2,166,0,2.4,2,0,3,Absence 214 | 43,0,3,122,213,0,0,165,0,0.2,2,0,3,Absence 215 | 58,1,4,128,216,0,2,131,1,2.2,2,3,7,Presence 216 | 29,1,2,130,204,0,2,202,0,0,1,0,3,Absence 217 | 41,0,2,130,204,0,2,172,0,1.4,1,0,3,Absence 218 | 63,0,3,135,252,0,2,172,0,0,1,0,3,Absence 219 | 51,1,3,94,227,0,0,154,1,0,1,1,7,Absence 220 | 54,1,3,120,258,0,2,147,0,0.4,2,0,7,Absence 221 | 44,1,2,120,220,0,0,170,0,0,1,0,3,Absence 222 | 54,1,4,110,239,0,0,126,1,2.8,2,1,7,Presence 223 | 65,1,4,135,254,0,2,127,0,2.8,2,1,7,Presence 224 | 57,1,3,150,168,0,0,174,0,1.6,1,0,3,Absence 225 | 63,1,4,130,330,1,2,132,1,1.8,1,3,7,Presence 226 | 35,0,4,138,183,0,0,182,0,1.4,1,0,3,Absence 227 | 41,1,2,135,203,0,0,132,0,0,2,0,6,Absence 228 | 62,0,3,130,263,0,0,97,0,1.2,2,1,7,Presence 229 | 43,0,4,132,341,1,2,136,1,3,2,0,7,Presence 230 | 58,0,1,150,283,1,2,162,0,1,1,0,3,Absence 231 | 52,1,1,118,186,0,2,190,0,0,2,0,6,Absence 232 | 61,0,4,145,307,0,2,146,1,1,2,0,7,Presence 233 | 39,1,4,118,219,0,0,140,0,1.2,2,0,7,Presence 234 | 45,1,4,115,260,0,2,185,0,0,1,0,3,Absence 235 | 52,1,4,128,255,0,0,161,1,0,1,1,7,Presence 236 | 62,1,3,130,231,0,0,146,0,1.8,2,3,7,Absence 237 | 62,0,4,160,164,0,2,145,0,6.2,3,3,7,Presence 238 | 53,0,4,138,234,0,2,160,0,0,1,0,3,Absence 239 | 43,1,4,120,177,0,2,120,1,2.5,2,0,7,Presence 240 | 47,1,3,138,257,0,2,156,0,0,1,0,3,Absence 241 | 52,1,2,120,325,0,0,172,0,0.2,1,0,3,Absence 242 | 68,1,3,180,274,1,2,150,1,1.6,2,0,7,Presence 243 | 39,1,3,140,321,0,2,182,0,0,1,0,3,Absence 244 | 53,0,4,130,264,0,2,143,0,0.4,2,0,3,Absence 245 | 62,0,4,140,268,0,2,160,0,3.6,3,2,3,Presence 246 | 51,0,3,140,308,0,2,142,0,1.5,1,1,3,Absence 247 | 60,1,4,130,253,0,0,144,1,1.4,1,1,7,Presence 248 | 65,1,4,110,248,0,2,158,0,0.6,1,2,6,Presence 249 | 65,0,3,155,269,0,0,148,0,0.8,1,0,3,Absence 250 | 60,1,3,140,185,0,2,155,0,3,2,0,3,Presence 251 | 60,1,4,145,282,0,2,142,1,2.8,2,2,7,Presence 252 | 54,1,4,120,188,0,0,113,0,1.4,2,1,7,Presence 253 | 44,1,2,130,219,0,2,188,0,0,1,0,3,Absence 254 | 44,1,4,112,290,0,2,153,0,0,1,1,3,Presence 255 | 51,1,3,110,175,0,0,123,0,0.6,1,0,3,Absence 256 | 59,1,3,150,212,1,0,157,0,1.6,1,0,3,Absence 257 | 71,0,2,160,302,0,0,162,0,0.4,1,2,3,Absence 258 | 61,1,3,150,243,1,0,137,1,1,2,0,3,Absence 259 | 55,1,4,132,353,0,0,132,1,1.2,2,1,7,Presence 260 | 64,1,3,140,335,0,0,158,0,0,1,0,3,Presence 261 | 43,1,4,150,247,0,0,171,0,1.5,1,0,3,Absence 262 | 58,0,3,120,340,0,0,172,0,0,1,0,3,Absence 263 | 60,1,4,130,206,0,2,132,1,2.4,2,2,7,Presence 264 | 58,1,2,120,284,0,2,160,0,1.8,2,0,3,Presence 265 | 49,1,2,130,266,0,0,171,0,0.6,1,0,3,Absence 266 | 48,1,2,110,229,0,0,168,0,1,3,0,7,Presence 267 | 52,1,3,172,199,1,0,162,0,0.5,1,0,7,Absence 268 | 44,1,2,120,263,0,0,173,0,0,1,0,7,Absence 269 | 56,0,2,140,294,0,2,153,0,1.3,2,0,3,Absence 270 | 57,1,4,140,192,0,0,148,0,0.4,2,0,6,Absence 271 | 67,1,4,160,286,0,2,108,1,1.5,2,3,3,Presence --------------------------------------------------------------------------------