婴儿身高体重

复制import csv
import requests

# 从 WHO 官方 CSV 加载 0-24 月龄男孩身高体重中位数
# 数据来源：WHO Child Growth Standards
url = "https://cdn.who.int/media/docs/default-source/child-growth/child-growth-standards/indicators/length-height-for-age/expanded-tables/lhfa-boys-zscore-expanded.csv"
response = requests.get(url)
reader = csv.DictReader(response.text.splitlines())

# 查找 12 月龄（12.0 个月）的身高中位数（Z=0）
target_age = "12.0"
for row in reader:
    if row["Month"] == target_age:
        median_height = row["Z0"]
        print(f"12 月龄男孩身高中位数: {median_height} cm")
        break
# 输出: 12 月龄男孩身高中位数: 75.7 cm

复制package main

import (
	"encoding/csv"
	"fmt"
	"io"
	"net/http"
	"strings"
)

func main() {
	// 从 WHO 下载 0-24 月龄女孩体重 CSV
	url := "https://cdn.who.int/media/docs/default-source/child-growth/child-growth-standards/indicators/weight-for-age/expanded-tables/wfa-girls-zscore-expanded.csv"
	resp, err := http.Get(url)
	if err != nil {
		panic(err)
	}
	defer resp.Body.Close()

	reader := csv.NewReader(resp.Body)
	for {
		record, err := reader.Read()
		if err == io.EOF {
			break
		}
		if err != nil {
			panic(err)
		}
		// 查找 6 月龄（Month=6.0）的体重中位数（Z0 列）
		if record[0] == "6.0" {
			fmt.Printf("6 月龄女孩体重中位数: %s kg\n", record[4]) // Z0 是第 5 列
			return
		}
	}
	// 输出: 6 月龄女孩体重中位数: 7.3 kg
}

复制// 内嵌 WHO 0-24 月龄男孩身高 P50 查找表（简化示例）
// 完整数据见 https://www.who.int/tools/child-growth-standards/standards
const whoHeightTable = {
  "0": 49.9, "1": 54.7, "2": 58.4, "3": 61.4,
  "4": 63.9, "5": 65.9, "6": 67.6, "7": 69.2,
  "8": 70.6, "9": 72.0, "10": 73.3, "11": 74.5,
  "12": 75.7, "13": 76.9, "14": 78.0, "15": 79.1,
  "16": 80.2, "17": 81.2, "18": 82.3, "19": 83.2,
  "20": 84.2, "21": 85.1, "22": 86.0, "23": 86.9,
  "24": 87.8
};

function getMedianHeight(month) {
  const key = String(Math.round(month));
  if (!(key in whoHeightTable)) {
    throw new Error(`月龄 ${month} 超出 0-24 范围`);
  }
  return whoHeightTable[key];
}

console.log(`18 月龄男孩标准身高中位数: ${getMedianHeight(18)} cm`);
// 输出: 18 月龄男孩标准身高中位数: 82.3 cm